NK Entity Bushed Needle Roller Bearing

NK series Entity Bushed Needle Roller Bearing is assembled with chrome steel outer ring, Inner Ring, cage and Needle Roller.

This kind of bearing is the most widely in using. Mainly used in automobile, textile machine, printing machine, etc.

Main characteristic

1. low height of cross section, large load carry capacity, high hardness of outer ring and inner ring, big rigidness

2. compact and different structure

3. flexible fit

4. Big range of size

Structure sheet

Metric size	Inch size	Structure instruction
NK,RNA,NKS,TAF	BR,NCS,HJ,MR	Common structure, without inner ring
NKI,NA,NKIS,TAFI	BRI,MRI	Common structure, with inner ring
NAV		full complement, with inner ring
RNAV		full complement, without inner ring
NAO		no flange, with inner ring
RNAO		no flange, without inner ring
NA.2RS,NA.RS		with inner ring, double seal, single seal
RNA.2RS,RNA.RS	HJT,HJTT	without inner ring, double seal, single seal
IR,LR	MI,LRB,LRBZ,PI	inner ring

Inner ring, outer ring

1． material: GCr15 chrome steel

2． process: lathing, grinding

3． heat treatment: quenching (high temperature temper for special request)

Cage

1. material: ST12 low carbon steel

2. process: punching

3. heat treatment: carburization, black

Needle roller

1. material: GCr15 chrome steel

2. process: grinding

3. heat treatment: quenching, HRC60-64

Shaft	model	Mass	Dimensions					Shaft	model	Mass	Dimensions
mm		g	Fw	D	C			mm		g	Fw	D	C
5	NK 5/10TN	3.1	5	10	10			21	NK 21/16	29	21	29	16
	NK 5/12TN	3.7	5	10	12				NK 21/20	36	21	29	20
6	NK 6/10TN	4.7	6	12	10			22	NK 22/16	30	22	30	16
	NK 6/12TN	5.7	6	12	12				NK 22/20	37	22	30	20
7	NK 7/10TN	6.9	7	14	10			24	NK 24/16	32	24	32	16
	NK 7/12TN	8.2	7	14	12				NK 24/20	40	24	32	20
8	NK 8/12TN	8.7	8	15	12			25	NK 25/16	32	25	33	16
	NK 8/16TN	12	8	15	16				NK 25/20	42	25	33	20
9	NK 9/12TN	10.3	9	16	12			26	NK 26/16	34	26	34	16
10	NK 10/12	10	10	17	12				NK 26/20	42	26	34	20
	NK 10/16	13	10	17	16			28	NK 28/20	52	28	37	20
12	NK 12/12	12	12	19	12				NK 28/30	82	28	37	30
	NK 12/16	16	12	19	16			29	NK 29/20	54	29	38	20
14	NK 14/16	14	14	22	16				NK 29/30	84	29	38	30
	NK 14/20	18	14	22	20			30	NK 30/20	65	30	40	20
15	NK 15/16	22	15	23	16				NK 30/30	98	30	40	30
	NK 15/20	27	15	23	20			32	NK 32/20	68	32	42	20
16	NK 16/16	22	16	24	16				NK 32/30	102	32	42	30
	NK 16/20	28	16	24	20			35	NK 35/20	74	35	45	20
17	NK 17/16	24	17	25	16				NK 35/30	112	35	45	30
	NK 17/20	30	17	25	20			37	NK 37/20	77	37	47	20
18	NK 18/16	25	18	26	16				NK 37/30	113	37	47	30
	NK 18/20	31	18	26	20			38	NK 38/20	79	38	48	20
19	NK 19/16	26	19	27	16				NK 38/30	116	38	48	30
	NK 19/20	32	19	27	20			40	NK 40/20	83	40	50	20
20	NK 20/16	27	20	28	16				NK 40/30	125	40	50	30
	NK 20/20	34	20	28	20			42	NK 42/20	85	42	52	20
									NK 42/30	127	42	52	30
43	NK 43/20	87	43	53	20			73	NK 73/25	293	73	90	25
	NK 43/30	130	43	53	30				NK 73/35	403	73	90	35
45	NK 45/20	91	45	55	20			75	NK 75/25	315	75	92	25
	NK 45/30	139	45	55	30				NK 75/35	445	75	92	35
47	NK 47/20	95	47	57	20			80	NK 80/25	301	80	95	25
	NK 47/30	144	47	57	30				NK 80/35	425	80	95	35
50	NK 50/25	158	50	62	25			85	NK 85/25	425	85	105	25
	NK 50/35	221	50	62	35				NK 85/35	600	85	105	35
55	NK 55/25	180	55	68	25			90	NK 90/25	450	90	110	25
	NK 55/35	250	55	68	35				NK 90/35	630	90	110	35
60	NK 60/25	185	60	72	25			95	NK 95/26	490	95	115	26
	NK 60/35	258	60	72	35				NK 95/36	680	95	115	36
65	NK 65/25	221	65	78	25			100	NK 100/26	515	100	120	26
	NK 65/35	310	65	78	35				NK 100/36	715	100	120	36
68	NK 68/25	227	68	82	25			105	NK 105/26	557	105	125	26
	NK 68/35	316	68	82	35				NK 105/36	769	105	125	36
70	NK 70/25	260	70	85	25			110	NK 110/30	650	110	130	30
	NK 70/35	370	70	85	35				NK 110/40	830	110	130	40

We are manufacturer for the Needle Bearing and Roller Bearing, which located in Changzhou, China.
20year working experience, has been committed to the development and production of high-precision bearings.
Professional R&D team provide various solutions for different customers
Quality inspectors at all levels to ensure that each product delivered with high standard.
The first-line staff be trained in reguarly, ensuring safety and make sure to complete every order with quality and quantity.
People-oriented, for the future.

Looking for ideal Entity Bushed Needle roller bearing Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the NK Needle Roller Bearing are quality guaranteed. We are China Origin Factory of NK Needle Bearingg. If you have any question, please feel free to contact us.

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