F_w - 55 mm

D - 72 mm

C - 22 mm

r_min - 1 mm

m - 221 g / Weight

C_r - 51000 N / Dynamic load rating (radial)

C_0r - 74000 N / Static load rating (radial)

C_ur - 12700 N / Fatigue limit load, radial

n_G - 8200 1/min / Limiting speed

n_B - 4700 1/min / Reference speed

heavy series

• Model Number: NKS55
• Inner Diameter：55mm Outer Diameter：72mm Width：22mm
• Type：Needle Roller Bearings
• Update date：2025-12-16
• Application:non-motor vehicle Electric car,sawing machine,die casting mold,coal mill,metal mold,gear type,medical equipment,light therapy instrument,Film machine,meat products machine,medical equipment
• Similar models:CX NKIS55 INA RNAO40X55X20 KOYO K50X55X30 INA F-86755 INA NKI55/25-TW-XL KOYO RF395521A NSK LM556720 SKF K55x63x20 IKO GTRI10013550 NTN K55×60×20
• BEARING POWER International Trading Co.,Ltd. specialize in NKS55 products，there is large inventory of INA NKS55 . We has been built up long-term cooperation with INA company, could make a bulk order of the NKS55 Which INA NKS55 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
  205KTT	25	52	20,62	Timken	Deep Groove Ball Bearings
  22322-E-K-W33+AHX2322	110	240	80	NKE	Spherical Roller Bearings
  2LA-HSE016CG/GNP42	80	125	22	NTN	Angular Contact Ball Bearings
  7209 BECBP	85	45	19	SKF	Angular Contact Ball Bearings
  7209UCG/GNP42	45	85	19	NTN	Angular Contact Ball Bearings
  7824C	120	150	16	CYSD	Angular Contact Ball Bearings
  BH-57	7.938	14.288	11.13	KOYO	Needle Roller Bearings
  GE25-ZO	25,4	41,275	22,225	INA	Plain Bearings
  GEZ15ES	15,875	26,988	13,894	LS	Plain Bearings
  MR148-2RS	8	14	4	ISO	Deep Groove Ball Bearings
  M2181	33.338	41.275	12.700	KOYO	Needle Roller Bearings
  RF384423A	38	44	23,4	KOYO	Needle Roller Bearings
  WJ-323812	50,8	60,325		NSK	Needle Roller Bearings
  S7010 CE/P4A	80	50	16	SKF	Angular Contact Ball Bearings
  SM1010KB	15,875	40	27,78	Timken	Deep Groove Ball Bearings
  UCF319	95			SNR	Bearing Units
  180444	1.1250	1.6250	2.7500	BAL	JOURNAL ROLLER ASSEMBLIES
  LJ-1/2-2Z	.5000	1.3125	.3750	RHP	DEEP GROOVE BALL BEARINGS
  KG075ARO	7.5000	9.5000	1.0000	KAYDON	ANGULAR CONTACT BALL BEARINGS
  SN-507..1207-K	30		52	CONSOLIDATED	PILLOW BLOCKS