d - 55 mm

D - 85 mm

B - 28 mm

F - 65 mm

r_min - 1,1 mm

s - 2 mm / Axial displacement

m - 558 g / Weight

C_r - 75000 N / Dynamic load rating (radial)

C_0r - 108000 N / Static load rating (radial)

C_ur - 19100 N / Fatigue limit load, radial

n_G - 6900 1/min / Limiting speed

n_B - 4150 1/min / Reference speed

heavy series

• Model Number:NKIS55
• Inner Diameter：55mm Outer Diameter：85mm Width：28mm
• Type：Needle Roller Bearings
• Update date：2025-12-15
• Application:root canal filling,Sensors,noise reduction equipment,Other Machine Tools,quality inspection equipment,electrostatic protection,Spectrum Products,milling head plug,Oral Image,relay,casting embedding
• Similar models:INA F-55927 KOYO RF405530 NTN NK60/35R+IR55×60×35 NBS NAO40x55x17 IKO KT556120 NTN RNA0-55X68X20 INA NAO35X55X20 INA K55X63X32 INA HK5520 Timken RNAO40X55X40
• BEARING POWER International Trading Co.,Ltd. specialize in NKIS55 products，there is large inventory of INA NKIS55 . We has been built up long-term cooperation with INA company, could make a bulk order of the NKIS55 Which INA NKIS55 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  232/850 CAF/W33	1500	850	515	SKF	Spherical Roller Bearings
  33207 A	35	72	28	CX	Tapered Roller Bearings
  3477/3420	33,338	79,375	29,37	Timken	Tapered Roller Bearings
  6334K	170,000	360,000	72,000	NTN	Deep Groove Ball Bearings
  CRF-30221 A	105,000	190,000	39,000	CRAFT	Wheel Bearings
  7310B	50	110	27	NACHI	Angular Contact Ball Bearings
  AST850SM 10080	100	105		AST	Plain Bearings
  BK0908	9	13	8	ISO	Cylindrical Roller Bearings
  FWJ-323916	32	39		NSK	Needle Roller Bearings
  GBRI 82012	12,7	31,75	19,3	IKO	Needle Roller Bearings
  HM252343/HM252315D+HM252343XA	254	431,724	173,038	Timken	Tapered Roller Bearings
  NK24/16R	24	32	16	NTN	Needle Roller Bearings
  NK145/32	145	170	32	NTN	Needle Roller Bearings
  NK18/20	18	26	20	ZEN	Needle Roller Bearings
  UCC320	100		108	FYH	Bearing Units
  E1226B/U	130	230	40	Rollway	CYLINDRICAL ROLLER BEARINGS
  6215T.P5	75	130	25	FAG	DEEP GROOVE BALL BEARINGS
  NJ2308E	40	90	33	STEYR	CYLINDRICAL ROLLER BEARINGS
  FLW69/2.5ZZA	2.5	7	3.5	NTN	DEEP GROOVE BALL BEARINGS
  6203/012-2RS	40	.7500	12	CONSOLIDATED	DEEP GROOVE BALL BEARINGS