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:hook,Hairbrush device,Forging machine,garden machinery,hydraulic connector,light therapy instrument,surgical instruments,Industrial,pump,coal,equipment and
• Similar models:NSK LM4020 Timken K35X40X17H SKF RNAO45x62x40 NTN NAO-25×40×17 INA RNAO50X65X40-ZW-ASR1 NBS RNAO30x40x17 ISO KK62x70x40 NSK NAFW456240 NBS K28x40x18 KOYO HK4020.2RS
• 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.

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  22313EX	65	140	48	NACHI	Cylindrical Roller Bearings
  23032-E1-K-TVPB + H3032	140	240	60	FAG	Spherical Roller Bearings
  24056EMW33	280,000	420,000	140,000	SNR	Thrust Roller Bearings
  25BGR19H	25	42	9	NSK	Angular Contact Ball Bearings
  46T32232JR/144	160	290	178	KOYO	Tapered Roller Bearings
  6028	140	210	33	NKE	Deep Groove Ball Bearings
  6030ZZ	150	225	35	NSK	Deep Groove Ball Bearings
  67983/67919	203,2	279,4	46,038	KOYO	Tapered Roller Bearings
  687/672	101,6	168,275	41,275	KOYO	Tapered Roller Bearings
  71919AC	95	130	18	AST	Angular Contact Ball Bearings
  81252-M	260	360	79	NBS	Thrust Roller Bearings
  AR 16 80 140	80	140	16	KOYO	Needle Roller Bearings
  ARXJ18X35X5.4	18,000	35,000	5,400	NTN	Needle Roller Bearings
  E40KRR	40	80	42,86	Timken	Deep Groove Ball Bearings
  K 24x30x17	24	30		NBS	Needle Roller Bearings
  NF 211	55	88.5		NACHI	Cylindrical Roller Bearings
  R22-RS	34,925	63,5	14,288	CYSD	Deep Groove Ball Bearings
  RLM2020	20	27	20	NSK	Needle Roller Bearings
  NUTR30	30	62	29	SKF	NEEDLE BEARINGS
  IR-50x60x25	50		25	CONSOLIDATED	NEEDLE BEARINGS