2024/09/20

Complete Roller Bearing Size Chart: Quickly Find Your Perfect Fit!

Table of Contents

What is a oller Bearings？

Roller Bearings Size Chart

Types and Dimensions of Roller Bearings
TA Series
HK Series
HF Series
NK Series
NA Series
KT Series
CF Series

What is a Roller Bearings？

Needle roller bearings are essential components in various industrial applications, offering high load-carrying capabilities and efficient operation in limited spaces. These bearings use cylindrical rolling elements with a length significantly greater than their diameter, resembling needles. The unique design allows for reduced friction and increased contact surface area, resulting in superior load distribution. In this article, we will explore the Needle Roller Bearings Size Chart and delve into various types of needle roller bearings, including TA, HK, HF, NK, NA, KT, and CF, along with examples of common models.

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Needle Roller Bearings Size Chart

The Needle Roller Bearings Size Chart provides essential information about bearing dimensions, load capacities, and other technical specifications. This Needle Roller Bearings chart helps engineers, designers, and maintenance professionals select the appropriate bearing for a particular application based on load requirements and available space.

The critical dimensions included in the chart are

Inner Diameter (ID)：This represents the size of the bearing bore, indicating the shaft size it can accommodate.
Outer Diameter (OD)：It indicates the overall size of the bearing.
Width (W)：This denotes the thickness of the bearing
Dynamic Load Rating (C)：The maximum load that a bearing can withstand while rotating at a specific speed without causing premature failure.
Static Load Rating (Co)：The maximum static load a bearing can handle without experiencing permanent deformation.
Limiting Speed (n)：The maximum speed at which a bearing can rotate without excessive heat generation or premature wear.

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Types and Dimensions of Roller Bearings

TA Series

TA needle roller bearings are a type of radial bearing with a small cross-sectional height. They are suitable for applications with limited radial space and moderate axial loads.

Common TA Series Bearing Size Chart

Bearing No.	Weight (g)	Bore(Fw) (mm)	Outer(D) (mm)	Width(C) (mm)	Dynamic (N)	Static (N)	RPM
TLA 48	1.6	4	8	8	140	100	75000
TLA 59	1.8	5	9	9	190	160	65000
TLA 69		6	10	9	210	190	55000
TLA 79	2	7	11	9	250	250	50000
TLA 810	2.1	8	12	10	340	370	45000
TA 810		8	15	10	350	290	45000
TA 815		8	15	15	590	570	45000
TA 912	1.8	9	16	12	520	500	45000
TA 916	2.1	9	16	16	710	740	45000
TA1010		10	17	10	420	390	40000
TA1012	2.2	10	17	12	570	570	40000
TA1212	2.7	12	19	12	610	640	35000
TA 1215		12	19	15	760	850	35000
TLA 1312	3	13	19	12	690	830	30000
TA 1420	5.8	14	22	20	1410	1760	30000
TA1510	3.4	15	22	10	540	580	25000
TA1512	4	15	22	12	730	850	25000
TA1616	4.6	16	24	16	1130	1350	25000
TA 1620	4.9	16	24	20	1490	1940	25000
TA1715		17	24	15	980	1300	25000
TA1813	16.4	18	25	13	930	1220	20000
TA1815	18.5	18	25	15	1020	1390	20000
TA1817	21	18	25	17	1210	1720	20000
TA1916	23	19	27	16	1240	1600	20000
TA 1920	29	19	27	20	1650	2300	20000
TA2015	20	20	27	15	1060	1490	20000
TA 2116	25	21	29	16	1350	1840	19000
TA 2120	31.5	21	29	20	1790	2640	19000
TA2210	15	22	29	10	680	870	18000
TA2215	21.5	22	29	15	1130	1670	18000
TA2420	31	24	31	20	1730	2980	16000
TA 2510	19.1	25	33	10	810	1010	15000
TA 2515	28.5	25	33	15	1370	1970	15000
TA 2616	30.5	26	34	16	1550	2330	15000
TA2620	38	26	34	20	2050	3350	15000
TA 2820	45	28	37	20	2160	3290	13000
TA 2830	67.5	28	37	30	3370	5800	13000
TA 2920	47	29	38	20	2250	3480	13000
TA 2930	70	29	38	30	3490	6140	13000
TLA 3012	23.5	30	37	12	1060	1700	12000
TA3013	36.5	30	40	13	1370	1710	12000
TA3015	42	30	40	15	1720	2280	12000
TLA 3026	49	30	37	26	2530	5190	12000
TA 3220	42	32	39	20	2550	4290	11000
TA 3230	65	32	42	30	4030	6870	11000
TA 3230	66	32	42	30	4060	7000	11000
TA 3512	29	35	42	12	1180	1970	11000
TA 3515	39	35	42	15	1570	2750	11000
TA 3520	49	35	42	20	1970	3530	11000
TA 3530	70	35	42	30	3350	6280	11000
TA 4015	46	40	50	15	1870	3660	10000
TA 4020	63	40	50	20	2550	5060	10000
TA 5012	48	50	58	12	2340	4960	8000
TA 5020	73	50	58	20	3710	7210	8000
TA 5025	89	50	58	25	4530	8960	8000
TA 6025	110	60	68	25	4870	11100	7000
TA 6030	135	60	68	30	5900	13100	7000
TA 6530	215	65	75	30	8400	21800	7000
TA 7030	262	70	79	30	9880	26500	7000
TA 7040	347	70	82	40	11300	32200	7000

Go into Prosucts Page: TA Series

TA Series Size Chart

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HK Series

HK needle roller bearings are a type of drawn cup bearing with a thin outer wall. They are designed to handle radial loads and provide excellent support for radial forces. The closed-end design protects the rolling elements from contamination.

Common HK Series Bearing Size Chart

Bearing No.	Weight (g)	Bore (Fw) (mm)	Outer (D) (mm)	Width (C) (mm)	Dynamic (N)	Static (N)	RPM
HK0408TN	1.6	4	8	8	1540	1070	40000
HK0509	2	5	9	9	2200	1790	36000
HK0607	1.8	6	10	7	1600	1400	30000
HK0608	2.1	6	10	8	1830	1550	32000
HK0609	2.2	6	10	9	2650	2400	30000
HK0611	2.3	6	10	11	1700	1500	29000
HK0709	2.3	7	11	9	2800	2150	27000
HK0808	2.7	8	12	8	2550	2400	21000
HK0810	3	8	12	10	3700	3450	21000
HK0908	3	9	13	8	3650	4050	25000
HK0910	4	9	13	10	4050	4250	25000
HK0911	4.1	9	13	11	4300	4700	25000
HK0912	4.6	9	13	12	5000	6000	25000
HK1010	4.1	10	14	10	3900	4800	19000
HK1012	4.8	10	14	12	5000	6300	19000
HK1015	6	10	14	15	6700	7800	19000
HK1208	3.3	12	16	8	7200	8000	19000
HK1210	4.6	12	16	10	4150	5800	19000
HK1212	5.6	12	18	12	3800	5100	15000
HK1311	8.5	13	19	11	6300	6300	14000
HK1312	8.9	13	19	12	6200	7100	17000
HK1410	8.3	14	20	10	6700	7000	16000
HK1412	10.5	14	20	12	6800	7500	16000
HK1416	13.9	14	20	16	7300	9000	14000
HK1512	11.1	15	21	12	7000	8400	14000
HK1514	12.7	15	21	14	8500	10400	13000
HK1515	14.2	15	21	15	9100	11400	13000
HK1516	15	15	21	16	9800	11400	14000
HK1522	20.4	15	21	22	10400	16500	14000
HK1612	11.7	16	22	12	7100	9200	14000
HK1614	14.4	16	22	14	8800	9900	12000
HK1616	15.8	16	22	16	10100	14300	14000
HK1617	18	16	22	17	12900	17200	12000
HK1622	21.7	16	22	22	11100	17400	14000
HK1712	12.2	17	23	12	6900	9300	13000
HK1714	14	17	23	14	6800	10200	10000
HK1716	15.9	17	23	16	8500	12500	10000
HK1718	19	17	23	18	9500	10600	10000
HK1812	13.1	18	24	12	7100	9900	12000
HK1816	17.5	18	24	16	10600	15300	12000
HK2010	11.8	20	26	10	5900	7200	10000
HK2011	12	20	26	11	7500	9200	9000
HK2012	14.1	20	26	12	7600	10100	10000
HK2014	15.7	20	26	14	9700	18100	9000
HK2016	19.3	20	26	16	11700	29100	10000
HK2018	23.3	20	26	18	7900	12800	9000
HK2020	24.1	20	26	20	13700	24000	10000
HK2025	28	20	26	25	9100	14800	9900
HK2030	41	20	26	30	21800	40000	10100
HK2210	12.3	22	28	10	7200	9500	10100
HK2212	15	22	28	12	8100	10400	10100
HK2216	20.9	22	28	16	11400	18100	10100
HK2220	26.2	22	28	20	14500	25000	10100
HK2230	32	22	28	30	17500	30400	9000
HK2512	20	25	32	12	10000	14200	9000
HK2514	21.9	25	32	14	13600	18700	9000
HK2516	27.3	25	32	16	13600	20000	9000
HK2518	28.2	25	32	18	17500	25800	9000
HK2520	34.1	25	32	20	17900	30000	9000
HK2525	40	25	32	25	22200	36700	9000
HK2526	44.8	25	32	26	22500	42000	9000
HK2538	64.7	25	32	38	30000	58000	9000
HK2816	30.1	28	35	16	15400	22500	8700
HK2818	31.7	28	35	18	18500	29300	8700
HK2820	37.6	28	35	20	18900	32000	8700
HK3012	24	30	37	12	10100	16200	8100
HK3016	32	30	37	16	15200	27000	8100
HK3018	33.6	30	37	18	19200	31500	8100
HK3020	40.1	30	37	20	19700	33500	8100
HK3026	52.9	30	37	26	24000	50000	8100
HK3038	76.1	30	37	38	32500	74000	8100
HK3224	50.7	32	38	24	25500	52000	7300
HK3232	66.4	32	39	32	22600	54300	7100
HK3512	27.7	35	40	12	12100	19300	7100
HK3516	36.9	35	42	16	15700	27500	7100
HK3520	46.1	35	42	20	20800	41000	7100

Go into Prosucts Page: HK Series

HK Series Size Chart

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HF Series

HF needle roller bearings are one-way clutch bearings that allow free rotation in one direction while locking the rotation in the opposite direction. They are often used in applications where a unidirectional motion is necessary, such as in overrun clutches.

Common HF Series Bearing Size Chart

Bearing No. (Plastic spring)	Bearing No. (Stainless steel spring plate)	Weight (g)	Fw (mm)	D (mm)	C (mm)	Torque Ma	RPM (Axis rotation)	RPM (External rotation)
HF0306KF		0.9	3	6.5	6	0.2	36000	7000
HF0406KF		1	4	8	6	0.34	34000	8000
HF0406KFR		1	4	8	6	0.34	34000	8000
	HF061207	2	6	12	7	1	20000	11000
HF0608KF		2.8	6	10	8	1.5	20000	11000
HF0612KF	HF0612	3	6	10	12	1.76	23000	13000
HF0612KFR	HF0612R	3	6	10	12	1.76	23000	13000
	HF061210	3.5	6	12	10	3	20000	13000
HF0812KF	HF0812	3.5	8	12	12	3.15	17000	12000
HF0812KFR	HF0812R	3.5	8	12	12	3.15	17000	12000
	HF081210	3.2	8	12	10	3	16000	12000
HF08145.3KF		3	8	14	5.3	4	15000	11000
	HF081410	3.6	8	14	10	4.6	15000	11000
	HF081607	4.1	8	16	7	5.5	15000	11000
HF1012KF	HF081610	2	8	14	5	5.5	16000	12000
HF1012KFR	HF081412	4	8	14	12	5	16000	12000
HF1216		11	12	18	16	12.2	11000	8000
HF1416		13	14	20	16	17.3	9500	8000
HF1616		14	16	22	16	20.5	8500	7500
HF1816		16	18	24	16	24.1	7500	7500
HF2016		17	20	26	16	28.5	7000	6500
HF2520		30	25	32	20	66	5500	5500
HF3020		36	30	37	20	90	4500	4500
HF3520		40	35	42	20	121	3900	3900

Go into Prosucts Page: HF Series

HF Series Size Chart

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NK Series

NK needle roller bearings are non-separable bearings capable of carrying high radial loads. They have a high load-carrying capacity and are suitable for applications with limited space.

Common NK Series Bearing Size Chart

Bearing No.	Weight (g)	dr (mm)	D (mm)	C (mm)	r min	Dynamic (kN)	Static (kN)	RPM
NK5/10TN	3.1	5	10	10	0.15	2.11	1.75	32000
NK5/12TN	3.7	5	10	12	0.15	2.18	1.8	32000
NK6/10TN	4.7	6	12	10	0.15	2.13	1.82	29600
NK6/12TN	5.7	6	12	12	0.15	2.72	2.52	29600
NK7/10	6.9	7	14	10	0.3	2.14	1.88	27200
NK7/12	8.2	7	14	12	0.3	2.72	2.56	27200
NK8/12	8.7	8	15	12	0.3	3.2	3.28	25600
NK8/16	12	8	15	16	0.3	3.88	4.16	25600
NK9/12	10	9	16	12	0.3	3.64	4	24000
NK9/16	13	9	16	16	0.3	4.4	5.12	24000
NK10/12	10	10	17	12	0.3	3.64	4.08	22400
NK10/16	13	10	17	16	0.3	4.36	5.16	22400
NK12/12	13	12	19	12	0.3	4	4.88	20800
NK12/16	16	12	19	16	0.3	7.2	8.8	20800
NK14/16	21	14	22	16	0.3	8.24	9.2	19200
NK14/20	26	14	22	20	0.3	10.4	12.48	19200
NK15/16	22	15	23	16	0.3	8.72	10.16	18400
NK15/20	27	15	23	20	0.3	11.04	13.76	18400
NK16/16	22	16	24	16	0.3	9.76	11.92	18400
NK16/20	28	16	24	20	0.3	11.68	15.04	18400
NK17/16	24	17	25	16	0.3	9.68	12	17600
NK17/20	30	17	25	20	0.3	12.32	16.32	17600
NK18/16	25	18	26	16	0.3	10.16	12.96	16800
NK18/20	31	18	26	20	0.3	12.88	17.6	16800
NK19/16	26	19	27	16	0.3	10.64	13.92	16800
NK19/20	32	19	27	20	0.3	12.8	17.76	16800
NK20/16	27	20	28	16	0.3	10.56	14	16000
NK20/20	34	20	28	20	0.3	13.36	19.04	16000
NK21/16	28	21	29	16	0.3	11	15	15200
NK21/20	35	21	29	20	0.3	14.64	21.68	15200
NK22/16	34	22	30	16	0.3	11.36	15.92	14400
NK22/20	37	22	30	20	0.3	14.4	21.6	14400
NK24/16	32	24	32	16	0.3	12.16	17.84	13600
NK24/20	40	24	32	20	0.3	14.88	23.04	13600
NK25/16	33	25	33	16	0.3	12.08	17.92	12800
NK25/20	42	25	33	20	0.3	15.36	24.4	12800
NK26/16	34	26	34	16	0.3	12.48	18.88	12000
NK26/20	42	26	34	20	0.3	15.28	24.4	12000
NK28/20	52	28	37	20	0.3	17.84	27.2	11200
NK28/30	82	28	37	30	0.3	21.36	38.4	11200
NK29/20	54	29	38	20	0.3	17.76	27.2	11200
NK29/30	84	29	38	30	0.3	22	40.4	11200
NK30/20	65	30	40	20	0.3	17.68	27.2	10400
NK30/30	98	30	40	30	0.3	26.4	45.6	10400
NK32/20	68	32	42	20	0.3	18.8	30	10400
NK32/30	102	32	42	30	0.3	27.2	48.4	10400
NK35/20	74	35	45	20	0.3	19.84	33.2	8800
NK35/30	112	35	45	30	0.3	28.8	53.2	8800
NK37/20	77	37	47	20	0.3	20.24	34.8	8800
NK37/30	107	37	47	30	0.3	29.2	53.6	8800
NK38/20	80	38	48	20	0.3	20.4	36	8400
NK38/30	113	38	48	30	0.3	29.6	54.8	8400
NK40/20	83	40	50	20	0.3	20.96	37.6	8000
NK40/30	119	40	50	30	0.3	31.2	58	8000
NK42/20	86	42	52	20	0.3	21.6	39.2	7600
NK42/30	124	42	52	30	0.3	32	59.6	7600
NK43/20	89	43	53	20	0.3	21.92	40	7200
NK43/30	127	43	53	30	0.3	32.8	60.4	7200
NK45/20	91	45	55	20	0.3	22.08	41.6	6800
NK45/30	133	45	55	30	0.3	33.6	62.4	6800
NK47/20	94	47	57	20	0.3	22.4	42.4	6400
NK47/30	137	47	57	30	0.3	34.4	64.8	6400
NK50/25	144	50	62	25	0.3	30	53.2	6000
NK50/35	189	50	62	35	0.3	41.6	80	6000
NK55/25	146	55	68	25	0.3	31.6	56	5600
NK55/35	200	55	68	35	0.3	45.2	88	5600
NK60/25	155	60	72	25	0.3	32.8	58.8	5200
NK60/35	210	60	72	35	0.3	46.4	92.8	5200
NK65/25	160	65	78	25	0.3	33.6	61.6	4800
NK65/35	227	65	78	35	0.3	48	98.4	4800
NK70/25	165	70	82	25	0.3	34.4	64.4	4400
NK70/35	240	70	82	35	0.3	50.4	104	4400
NK75/25	176	75	92	25	0.3	36	67.6	4000
NK75/35	260	75	92	35	0.3	52	109.6	4000

Go into Prosucts Page: NK Series

NK Series Size Chart

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NA Series

NA needle roller bearings are similar to NK bearings but come with an inner ring. This makes them suitable for applications requiring precise shaft mounting and improved running accuracy.

Common NA Series Bearing Size Chart

Bearing No. (With inner)	Weight (g)	d (mm)	Fw (mm)	D (mm)	C (mm)	r min	Dynamic (kN)	Static (kN)	RPM
NA4822	670	110	120	140	30	1	74.8	168	2640
NA4824	730	120	130	150	30	1	79.6	186.4	2480
NA4826	950	130	145	170	35	1.1	94.4	244	2240
NA4828	1020	140	155	175	35	1.1	96.8	252	2080
NA4830	1600	150	165	190	40	1.1	121.6	312	1920
NA4832	1700	160	175	200	40	1.1	128	340	1840
NA4834	2540	170	185	215	45	1.1	148	396	1760
NA4836	2680	180	195	225	45	1.1	156	432	1680
NA4838	3210	190	210	240	50	1.5	181.6	544	1520
NA4840	3350	200	220	250	50	1.5	184.8	564	1440
NA4844	3620	220	240	270	50	1.5	193.6	616	1360
NA495	5.9	5	7	13	10	0.15	2.24	2.02	27200
NA496	7.4	6	8	15	10	0.15	3.14	2.62	25600
NA497	9.3	7	9	17	10	0.15	3.44	2.77	24000
NA498	12.6	8	10	19	11	0.2	4.71	3.82	22400
NA499	13.6	9	12	20	11	0.3	5.02	4.79	20800
NA4900	16.5	10	14	22	13	0.3	6.88	7.36	19200
NA4901	18.1	12	16	24	13	0.3	7.64	8.72	18400
NA4902	22	15	20	28	13	0.3	8.24	10.24	16000
NA4903	22	17	22	30	13	0.3	8.96	11.68	14400
NA4904	52	20	25	37	17	0.3	17.04	20.4	12800
NA49/22	50	22	28	39	17	0.3	18.56	23.44	11200
NA4905	61	25	30	42	17	0.3	19.2	25.2	10400
NA49/28	73	28	32	45	17	0.3	19.84	26.8	10400
NA4906	69	30	35	47	17	0.3	20.4	28.4	8800
NA49/32	89	32	40	52	20	0.6	25.2	38	8000
NA4907	107	35	42	55	20	0.6	25.6	40	7600
NA4908	140	40	48	62	22	0.6	34.8	53.2	6800
NA4909	182	45	52	68	22	0.6	36.8	58.4	6000
NA4910	163	50	58	72	22	0.6	38.4	64	5600
NA4911	255	55	63	80	25	1	46.8	79.6	5200
NA4912	275	60	68	85	25	1	49.2	86.4	4800
NA4913	312	65	72	90	25	1	50	89.6	4400
NA4914	460	70	80	100	30	1	68.4	124.8	4000
NA4915	489	75	85	105	30	1	69.6	129.6	3760
NA4916	516	80	90	110	30	1	72.4	139.2	3520
NA4917	657	85	100	120	35	1.1	89.6	189.6	3200
NA4918	697	90	105	125	35	1.1	92.8	201.6	3040
NA4919	719	95	110	130	35	1.1	94.4	208	2880
NA4920	1150	100	115	140	40	1.1	101.6	208	2800
NA4922	1240	110	125	150	40	1.1	104.8	223.2	2560
NA4924	1860	120	135	165	45	1.1	144	304	2400
NA4926	2210	130	150	180	50	1.5	161.6	364	2160
NA4928	2350	140	160	190	50	1.5	167.2	388	2000
NA4930	4090	150	170	210	60	2	208.8	488	1920
NA4932	4310	160	180	220	60	2	216	520	1760
NA4934	4530	170	190	230	60	2	223.2	552	1680
NA4936	6250	180	205	250	69	2	300	712	1600
NA4938	6500	190	215	260	69	2	312	756	1520

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NA Series Size Chart

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KT Series

KT needle roller and cage assemblies consist of a cage with needle rollers, suitable for applications with high rotational speeds and moderate radial loads. These bearings provide excellent performance in limited space.

Common KT Series Bearing Size Chart

Bearing No.	Weight (g)	Bore(d) (mm)	Outer(D) (mm)	Width(B) (mm)	Dynamic (N)	Static (N)	RPM
K3 x 5 x 7TN	0.3	3	5	7	1.54	1.29	50000
K3 x 6 x 7TN	0.4	3	6	7	1.43	0.97	47000
K4 x 7 x 7TN	0.5	4	7	7	2.33	1.84	43000
K4 x 7 x 10TN	0.7	4	7	10	2.35	1.92	39000
K5 x 8 x 8TN	0.7	5	8	8	2300	1880	37000
K5 x 8 x 10TN	0.9	5	8	10	2800	2450	37000
K6 x 9 x 8TN	0.8	6	9	8	25600	2240	35000
K6 x 9 x 10TN	1	6	9	10	3300	3100	35000
K6 x 10 x 13TN	1.3	6	10	13	3500	2800	33000
K7 x 10 x 8TN	0.9	7	10	8	2750	2550	32000
K7 x 10 x 10TN	1.1	7	10	10	3350	3400	32000
K8X11X8TN	1.1	8	11	8	3000	2900	30000
K8x11x10TN	1.7	8	11	10	3830	3950	30000
K8x11x13TN	1.8	8	11	13	5000	5700	30000
K8x12x10TN	1.3	8	12	10	4900	4600	30000
K9x12x10TN	1.5	9	12	10	4200	4700	30000
K9x12x13TN	1.9	9	12	13	5500	6700	30000
K10x13x10TN	1.6	10	13	10	4500	5250	27000
K10x13x13TN	2.1	10	13	13	6000	7600	27000
K10x13x16TN	2.2	10	13	16	6300	7800	27000
K10x14x10TN	2.9	10	14	10	7000	7900	27000
K10x14x13TN	4.3	10	14	13	8000	9100	26000
K10x16x12TN	3.7	10	16	12	7000	9300	27000
K12x15x9TN	2.7	12	15	9	4120	5210	25000
K12x15x10TN	1.9	12	15	10	4320	5730	25000
K12X15X13TN	2.4	12	15	13	6000	8100	25000
K12x16x8TN	2.9	12	16	8	1200	4700	25000
K12x16x10TN	3.4	12	16	10	6000	6900	25000
K12x16x13TN	3.8	12	16	13	7900	9200	25000
K12x17x13TN	4.4	12	17	13	9300	10000	24000
K12x18x12TN	5	12	18	12	9800	8000	24000
K12x15x20TN	3.8	12	15	20	8200	12000	25000
K14x17x10	4	14	17	10	5100	6800	23000
K14x17x17	6.8	14	17	17	9300	14000	23000
K14x18x10	4.8	14	18	10	6800	8300	23000
K14x18x13	6.3	14	18	13	8100	9800	23000
K14x18x14	6.8	14	18	14	9200	12000	23000
K14x18x15	7.3	14	18	15	10000	13000	23000
K14x18x17	8.1	14	18	17	10500	13900	23000
K14x20x12	8.6	14	20	12	9900	10500	22000
K15x18x14	5.3	15	18	14	7500	11000	23000
K15x18x17	6.4	15	18	17	9600	15900	23000
K15x19x10	5.1	15	19	10	7200	9000	22000
K15x19x13	7	15	19	13	8300	9800	22000
K15x19x17	8.8	15	19	17	10300	15000	22000
K15x22x13	8.9	15	22	13	9700	11000	22000
K15x22x12	10	15	22	12	10000	13000	22000
K15x21x15	13	15	21	15	13800	16000	22000
K15x21x21	18.2	15	21	21	18000	24000	22000
K16x20x10	5.7	16	20	10	7600	9700	22000
K16x20x13	7.1	16	20	13	8700	11300	22000
K16x20x17	9.2	16	20	17	11200	16300	22000
K16x21x10	3.7	16	21	10	9000	12000	22000
K16x22x12	10.4	16	22	12	11000	12000	21000
K16x22x13	11.9	16	22	13	12000	13400	21000
K16x22x16	13.7	16	22	16	14300	17000	21000
K16x22x20	16.7	16	22	20	18000	22300	21000
K16x23x14	20	16	23	14	19000	21000	19000
K16x24x20	24.9	16	24	20	21100	23000	20000
K17x21x10	5.6	17	21	10	7900	10100	21000
K17x21x13	7.5	17	21	13	10000	14100	21000
K17x21x17	9.5	17	21	17	12000	17400	21000
K17x23x14	11.5	17	23	14	11000	15000	21000
K18x22x10	6.1	18	22	10	8200	9900	20000
K18x22x13	7.7	18	22	13	9000	12100	20000
K18x22x17	10.8	18	22	17	11900	17600	20000
K18x24x12	11.6	18	24	12	11200	12900	20000
K18x24x13	12.6	18	24	13	12900	14900	20000
K18x24x13.5	13	18	24	13.5	12900	14900	20000
K18x24x20	19	18	24	20	20000	26500	20000
K18x25x14	14.9	18	25	14	16500	18800	20000
K18x25x22	24.3	18	25	22	22900	28400	20000
K18x26x14	19	18	26	14	18000	20000	18000
K18x28x16	24	18	28	16	19000	18400	19000
K19x23x13	8.2	19	23	13	9300	13000	20000
K19x23x17	11.1	19	23	17	12000	18600	20000
K20x24x10	6.5	20	24	10	8700	12100	19000
K20x24x12	8	20	24	12	9600	13800	19000
K20 X 24 X 13	8.9	20	24	13	9600	13800	19000
K20x24x17	11.2	20	24	17	12400	20000	19000
K20 X 26 X 12	13.2	20	26	12	13100	15700	19000
K20 X 26 X 16	17.5	20	26	16	18000	25000	18500
K20 x 26 x 17	18.2	20	26	17	18700	25500	19000
K20 X 26 X 20	22	20	26	20	20600	28500	19000
K20 X 28 X 20	26.8	20	28	20	23400	28000	18000

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KT Series Size Chart

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CF Series

CF needle roller bearings are cam followers with a stud-type design, enabling them to follow cam lobe profiles accurately. They are commonly used in various motion transmission applications, including conveyor systems and cam mechanisms.

Common CF Series Bearing Size Chart

Bearing No.	Bore(d) (mm)	Outer(D) (mm)	Width(B) (mm)	B1	L	Dynamic (kgf)	Static (kgf)	RPM	Weight (g)
CF 3	3	10	7	8	17	72	130	47000
CF 4	4	12	8	9	20	120	190	37000	7.4
CF 5	5	13	9	10	23	180	280	29000	10.3
CF 6	6	16	11	12	28	240	330	25000	18.5
CF 8	8	19	11	12	32	300	390	20000	28.5
CF 10	10	22	12	13	36	370	430	17000	45
CF 10-1	10	26	12	13	36	370	430	17000	60
CF 12	12	30	14	15	40	620	710	14000	95
CF 12-1	12	32	14	15	40	620	710	14000	105
CF 16	16	35	18	19.5	52	1090	1040	10000	169
CF 18	18	40	20	21.5	58	1690	1410	8500	250
CF 20-1	20	47	24	25.5	66	2350	1940	7000	386
CF 20	20	52	24	25.5	66	2350	1940	7000	461
CF 24	24	62	29	30.5	80	3050	2600	6500	815
CF 24-1	24	72	29	30.5	80	3050	2600	6500	1140
CF 30	30	80	35	37	100	5350	3470	5000	1870
CF 30-1	30	85	35	37	100	5350	3470	5000	2030
CF 30-2	30	90	35	37	100	5350	3470	5000	2220

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CF Series Size Chart

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Needle roller bearings offer a wide range of options for various industrial applications, with each type catering to specific needs such as limited space, high radial loads, and unidirectional motion. Understanding the Needle Roller Bearings Size Chart and the characteristics of various types of bearings can help engineers and designers make informed decisions when selecting the most suitable bearing for their application. Whether it's the compact TA series, the versatile NK series, or the specialized CF series, choosing the right needle roller bearing ensures optimal performance and extended service life in any industrial setting.

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The Ball Bearing Size Chart｜ISK BEARING

Miniature Ball Bearings: A Comprehensive Chart for Ball Bearings

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Introduction to Bearings: Basic knowledge

It is commonly referred to as "bearing" in English, while in Taiwan, it is usually called "軸承". The fundamental principle of a bearing involves the placement of rolling elements, such as balls, needles, or rollers, between the inner and outer rings to facilitate smooth rotation of the shaft.

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What is a Sleeve Bearing?

A sleeve bearing (also known as a bushing bearing or plain bearing) is a straightforward and fundamental type of bearing. It primarily consists of an inner metal sleeve (known as the bushing) and an outer metal sleeve. Between these two sleeves lies a layer of special lubricating material, typically a sliding surface coated with grease or oil.

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