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：2026-10-28
• Application:Spectrum Products,Pneumatic Control Valves,woodworking machinery,sheet industry,diagnostic test paper,hydraulic connector,Optical Instruments,Safety protection,Dental Drill etc,spectrometer,horizontal processing
• Similar models:NSK FWF-404630 IKO TAM7040 Timken K28X40X25H NTN MR405228+MI-314028 NBS NA4840 NSK FWF-202540W NSK HJ-486028+IR-404828 NSK RNAFW506240 NTN RNAO-55×72×40ZW Timken WJ-344024
• 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
  1228-M	140	250	50	FAG	Self-Aligning Ball Bearings
  22213 KCW33+H313	65	120	31	CX	Spherical Roller Bearings
  29380	620	400	132	SKF	Thrust Roller Bearings
  234438	190	290	120	ISO	Thrust Ball Bearings
  29236-E1-MB	180	250	42	INA	Thrust Roller Bearings
  32210-A	50	90	24,75	FAG	Tapered Roller Bearings
  60/900	900,000	1280,000	170,000	NTN	Deep Groove Ball Bearings
  7002 B-UX	15	32	18	CX	Angular Contact Ball Bearings
  7019 CE/P4AL1	145	95	24	SKF	Angular Contact Ball Bearings
  CRF-32305 A	25,000	62,000	25,250	CRAFT	Wheel Bearings
  BR1930	19.05	30	6.35	KBC	Deep Groove Ball Bearings
  CX649				CX	Wheel Bearings
  DF0380LLC3PX1	17	40	44	NTN	Angular Contact Ball Bearings
  NUP304E	20	52	15	CYSD	Cylindrical Roller Bearings
  RNAF40x55x20	55		20	FAG (Old No.)	NEEDLE BEARINGS
  CSCG250	25.0000	27.0000	1.0000	INA	DEEP GROOVE BALL BEARINGS
  NNCF5064CV	320	480	218	SKF	CYLINDRICAL ROLLER BEARINGS
  SSR-620	2	6	2.3	NMB	DEEP GROOVE BALL BEARINGS
  5206-CZZ	30	62	23.8	MRC	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  XLJ-13/8	1.3750	2.5625	.5625	RHP	DEEP GROOVE BALL BEARINGS