Needle bearing with inner ring NKI55/25-TW

Designation	Dimension	Remark
d	55.00 mm	shaft diameter
D	72.00 mm	outer diameter
C	25.00 mm	width
F	60.00 mm	Track diameter inner ring
r_min.	0.60 mm	min. edge distance
s	1.50 mm	axial displacement

Designation	Dimension	Remark
C_r	52,000 N	dynamic load rating, radial
C_0r	92,000 N	static load rating, radial
C_ur	17,000 N	fatigue limit load
n_G	7,700 min^-1	limit speed
n_B	4,900 min^-1	reference speed
	0.255 kg	Weight

Designation	Dimension						Performance data
	d	D	C	F	r_min	s	C_r	C_0r	C_ur	n_G	n_B
	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
NKI5/16-TV	5.00	15.00	16.00	8.00	0.30	2.00	5,800	5,800	970	32,500	32,000
NKI5/12-TV	5.00	15.00	12.00	8.00	0.30	1.50	4,450	4,100	690	32,500	32,500
NKI6/16-TV	6.00	16.00	16.00	9.00	0.30	2.00	6,600	7,100	1,190	31,000	28,000
NKI6/12-TV	6.00	16.00	12.00	9.00	0.30	1.50	5,100	5,000	840	31,000	28,500
NKI7/16-TV	7.00	17.00	16.00	10.00	0.30	2.00	7,000	7,800	1,310	29,500	25,500
NKI7/12-TV	7.00	17.00	12.00	10.00	0.30	1.50	5,300	5,500	930	29,500	26,000
NKI9/16	9.00	19.00	16.00	12.00	0.30	2.00	10,100	11,000	1,920	26,500	19,500
NKI9/12	9.00	19.00	12.00	12.00	0.30	1.50	7,200	7,100	1,280	26,500	20,200
NKI10/20	10.00	22.00	20.00	14.00	0.30	0.50	14,500	15,600	2,700	24,600	16,100
NKI10/16	10.00	22.00	16.00	14.00	0.30	0.50	11,400	11,500	2,100	24,600	16,400
NKI12/16	12.00	24.00	16.00	16.00	0.30	0.50	12,800	13,900	2,550	23,200	14,500
NKI12/20	12.00	24.00	20.00	16.00	0.30	0.50	16,300	18,800	3,250	23,200	14,200
NKI15/16	15.00	27.00	16.00	19.00	0.30	0.50	14,700	17,400	3,200	21,600	12,400
NKI15/20	15.00	27.00	20.00	19.00	0.30	0.50	18,700	23,600	4,150	21,600	12,100
NKI17/20	17.00	29.00	20.00	21.00	0.30	0.50	19,300	25,500	4,450	20,600	11,200
NKI17/16	17.00	29.00	16.00	21.00	0.30	0.50	15,200	18,700	3,450	20,600	11,400
NKI20/16	20.00	32.00	16.00	24.00	0.30	0.50	16,900	22,300	4,100	18,500	10,100
NKI20/20	20.00	32.00	20.00	24.00	0.30	0.50	21,400	30,500	5,300	18,500	9,900
NKI22/20	22.00	34.00	20.00	26.00	0.30	0.50	22,000	32,000	5,600	17,200	9,300
NKI22/16	22.00	34.00	16.00	26.00	0.30	0.50	17,300	23,600	4,350	17,200	9,500
NKI25/20-TV	25.00	38.00	20.00	29.00	0.30	1.00	27,500	39,000	6,900	15,300	8,100
NKI25/30	25.00	38.00	30.00	29.00	0.30	1.50	37,000	57,000	10,600	15,300	8,200
NKI28/20-TV	28.00	42.00	20.00	32.00	0.30	1.00	29,500	44,500	7,800	14,000	7,500
NKI28/30	28.00	42.00	30.00	32.00	0.30	1.50	39,000	63,000	11,700	14,000	7,600
NKI30/20	30.00	45.00	20.00	35.00	0.30	0.50	31,000	48,500	8,500	12,900	6,800
NKI30/30	30.00	45.00	30.00	35.00	0.30	1.00	46,000	81,000	15,000	12,900	6,600
NKI32/30	32.00	47.00	30.00	37.00	0.30	1.00	42,000	73,000	13,500	12,300	6,600
NKI32/20	32.00	47.00	20.00	37.00	0.30	0.50	28,000	43,500	7,600	12,300	6,900
NKI35/30	35.00	50.00	30.00	40.00	0.30	1.00	44,000	79,000	14,600	11,400	6,200
NKI35/20-TV	35.00	50.00	20.00	40.00	0.30	0.50	33,500	56,000	9,800	11,400	6,100
NKI35/20-TW	35.00	50.00	20.00	40.00	0.30	0.50	32,500	48,500	9,900	11,400	6,900
NKI38/30	38.00	53.00	30.00	43.00	0.30	1.00	45,500	85,000	15,800	10,700	5,900
NKI38/20	38.00	53.00	20.00	43.00	0.30	0.50	30,500	51,000	8,900	10,700	6,000
NKI40/20-TV	40.00	55.00	20.00	45.00	0.30	0.50	35,000	62,000	10,800	10,200	5,600
NKI40/30	40.00	55.00	30.00	45.00	0.30	1.00	54,000	97,000	18,200	10,200	5,900
NKI42/20	42.00	57.00	20.00	47.00	0.30	0.50	32,500	56,000	9,900	9,800	5,600
NKI42/30	42.00	57.00	30.00	47.00	0.30	1.00	48,500	94,000	17,500	9,800	5,400
NKI45/25-TV	45.00	62.00	25.00	50.00	0.60	1.50	48,500	87,000	14,800	9,200	5,100
NKI45/35-TV	45.00	62.00	35.00	50.00	0.60	2.00	67,000	132,000	23,900	9,200	4,950
NKI50/35	50.00	68.00	35.00	55.00	0.60	2.00	60,000	118,000	21,300	8,400	4,900
NKI50/25	50.00	68.00	25.00	55.00	0.60	1.50	45,500	82,000	14,000	8,400	4,950
NKI55/25-TW	55.00	72.00	25.00	60.00	0.60	1.50	52,000	92,000	17,000	7,700	4,900
NKI55/25-TV	55.00	72.00	25.00	60.00	0.60	1.50	53,000	103,000	17,500	7,700	4,400
NKI55/35	55.00	72.00	35.00	60.00	0.60	2.00	63,000	130,000	23,500	7,700	4,550
NKI60/25	60.00	82.00	25.00	68.00	0.60	1.00	49,500	89,000	15,200	6,800	4,200
NKI60/35	60.00	82.00	35.00	68.00	0.60	1.00	70,000	139,000	25,500	6,800	4,050
NKI65/25	65.00	90.00	25.00	73.00	1.00	1.00	60,000	100,000	17,500	6,300	3,900
NKI65/35	65.00	90.00	35.00	73.00	1.00	1.00	85,000	156,000	27,000	6,300	3,750
NKI70/35	70.00	95.00	35.00	80.00	1.00	0.80	89,000	184,000	32,500	5,800	3,350
NKI70/25	70.00	95.00	25.00	80.00	1.00	0.80	63,000	119,000	19,700	5,800	3,500
NKI75/25	75.00	105.00	25.00	85.00	1.00	1.00	78,000	123,000	21,700	5,400	3,300
NKI75/35	75.00	105.00	35.00	85.00	1.00	1.00	111,000	193,000	34,500	5,400	3,200
NKI80/25	80.00	110.00	25.00	90.00	1.00	1.00	81,000	132,000	23,300	5,100	3,150
NKI80/35	80.00	110.00	35.00	90.00	1.00	1.00	116,000	208,000	37,000	5,100	3,050
NKI85/26	85.00	115.00	26.00	95.00	1.00	1.50	83,000	137,000	24,000	4,850	3,100
NKI85/36	85.00	115.00	36.00	95.00	1.00	1.50	121,000	223,000	39,500	4,850	2,950
NKI90/26	90.00	120.00	26.00	100.00	1.00	1.50	86,000	146,000	25,000	4,600	2,950
NKI90/36	90.00	120.00	36.00	100.00	1.00	1.50	125,000	237,000	41,500	4,600	2,800
NKI95/26	95.00	125.00	26.00	105.00	1.00	1.50	89,000	155,000	26,500	4,400	2,850
NKI95/36	95.00	125.00	36.00	105.00	1.00	1.50	129,000	250,000	43,500	4,400	2,700
NKI100/30	100.00	130.00	30.00	110.00	1.10	1.50	111,000	210,000	35,500	4,200	2,650
NKI100/40	100.00	130.00	40.00	110.00	1.10	2.00	143,000	290,000	50,000	4,200	2,600

Designation	Dimension						Performance data
	d	D	C	F	r_min	s	C_r	C_0r	C_ur	n_G	n_B
	mm	mm	mm	mm	mm	mm	N	N	N	min^-1	min^-1
NKI55/25-TV	55.00	72.00	25.00	60.00	0.60	1.50	53,000	103,000	17,500	7,700	4,400
NKI55/25-TW	55.00	72.00	25.00	60.00	0.60	1.50	52,000	92,000	17,000	7,700	4,900

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Name	Brand	Webshop	Notice
NKI55/25-TW	HFH		Premium quality, house brand

Properties	Suffix	Description
Cage design	TW	Bearing with cage made from glass fibre reinforced polyamide PA66 and two short needle rollers per cage pocket
Rolling element rows	-	Single row

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Needle bearing with inner ring

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Needle bearing with inner ring

NKI-TV

Needle bearing with inner ring

NKI-TW

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Needle bearing with inner ring NKI55/25-TW