F_w - 40 mm

D - 55 mm

C - 20 mm / Tolerance: +/-0,5

D₁ - 50,5 mm

r_min - 0,8 mm

m - 141 g / Weight

C_r - 29500 N / Dynamic load rating (radial)

C_0r - 47000 N / Static load rating (radial)

C_ur - 8300 N / Fatigue limit load, radial

n_G - 11400 1/min / Limiting speed

without inner ring

• Model Number: RPNA40/55
• Inner Diameter：40mm Outer Diameter：55mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2026-03-17
• Application:quality inspection equipment,altimeter etc,textile machinery,Broadcasting System,position switch,enzyme,glass processing machine,plastic molding,diagnostic test paper,coal,Wire grinder
• Similar models:JNS NAFW405534 NBS K35x40x32-ZW NSK MFJ-4016 NBS HK4012 IKO TAF304030 ISO K40x45x13 NTN HMK4025 NSK RNAF405520 KOYO RNAO30X40X17 KOYO HK4016.2RS
• BEARING POWER International Trading Co.,Ltd. specialize in RPNA40/55 products，there is large inventory of INA RPNA40/55 . We has been built up long-term cooperation with INA company, could make a bulk order of the RPNA40/55 Which INA RPNA40/55 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
  2311K	55	120	43	KOYO	Self-Aligning Ball Bearings
  385X/382A	55	96,838	21	FBJ	Tapered Roller Bearings
  6212VV	60	110	22	NSK	Deep Groove Ball Bearings
  7048 ADT	240	360	112	ISO	Angular Contact Ball Bearings
  71820 C	100	125	13	ISO	Angular Contact Ball Bearings
  83B717-9RC3	25	57	15	FBJ	Deep Groove Ball Bearings
  BK 0408TN	4	8	8	NBS	Needle Roller Bearings
  CRO-5614	279,4	419,1	292,1	NTN	Tapered Roller Bearings
  LM20AJ	20	32	42	CX	Linear Bearings
  NKI 22/20	22	34	20	NBS	Needle Roller Bearings
  NU 214 ECP	125	70	24	SKF	Thrust Ball Bearings
  RNA0-14X22X13	14,000	22,000	13,000	NTN	Needle Roller Bearings
  SCJ25UU	25			Samick	Linear Bearings
  SM1115K	49,2125	90	49,21	Timken	Deep Groove Ball Bearings
  WB1630135	15,918	30	135,3	ISB	Deep Groove Ball Bearings
  63004-2RS	20	42	16	FAG	DEEP GROOVE BALL BEARINGS
  R110	10	30	9	HOFF	CYLINDRICAL ROLLER BEARINGS
  RTWH-738				Andrews	THRUST ROLLER BEARING WITH SPHERICAL SEATING RING
  LJ-11/4-NR	1.2500	2.7500	.6875	RHP	DEEP GROOVE BALL BEARINGS
  SAC45ES	45		32	CONSOLIDATED	ROD ENDS