F_w - 25 mm

E_w - 31 mm

U - 21 mm

Basic dynamic load rating - C - 0.023 kN

Basic static load rating - C₀ - 0.038 kN

Fatigue load limit - P_u - 0.005 kN

Reference speed - 16000 r/min

Limiting speed - 18000 r/min

Mass needle roller and cage assembly - 0.02 kg

• Model Number:K 25x31x21
• Inner Diameter：31mm Outer Diameter：25mm Width：21mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-11
• Application:Chromatography Products,rolling mill roll neck and slowdown device,magnetic elements,spectrometer,Automation,filter paper products,electromyography machine,Forklift industry,test equipment,non-ferrous metal alloy,instrument
• Similar models:CX NF252E NKE NJ256-E-M6 INA F-202578.1 ISB FCDP106152520 NSK EE231400/232025 FAG NU256-E-TB-M1 NSK 025-5AC3 ISO N20/1250 CX BK2520 SKF NK90/25
• BEARING POWER International Trading Co.,Ltd. specialize in K25x31x21 products，there is large inventory of SKF K 25x31x21 . We has been built up long-term cooperation with SKF company, could make a bulk order of the K 25x31x21 Which SKF K25x31x21 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
  30238U	190	340	60	NTN	Tapered Roller Bearings
  3992/3920	66,675	112,712	29,337	Timken	Tapered Roller Bearings
  46T32208JR/43,5	40	80	55	KOYO	Tapered Roller Bearings
  6211-2RS	55	100	21	KOYO	Deep Groove Ball Bearings
  6215N	75	130	25	NACHI	Deep Groove Ball Bearings
  6913-2RS	65	90	13	FBJ	Deep Groove Ball Bearings
  6918	90	125	18	NTN	Deep Groove Ball Bearings
  7008 ACD/P4AH	68	40	15	SKF	Angular Contact Ball Bearings
  7032 A	160	240	38	CX	Angular Contact Ball Bearings
  7238 B	190	340	55	ISO	Angular Contact Ball Bearings
  7312 BEGAY	130	60	31	SKF	Angular Contact Ball Bearings
  87506	30	62	20	SIGMA	Deep Groove Ball Bearings
  HK2218	22	28	18	CX	Cylindrical Roller Bearings
  M-571	7,938	12,7	11,13	Timken	Needle Roller Bearings
  S71918 CB/HCP4A	125	90	18	SKF	Angular Contact Ball Bearings
  NU2318E	90	190	64	FAG	CYLINDRICAL ROLLER BEARINGS
  1004	37	20		Aetna	THRUST BALL BEARINGS
  4C	30	90	23	RIV	DEEP GROOVE BALL BEARINGS
  6226RS	230	130	40	STEYR	DEEP GROOVE BALL BEARINGS
  MI-10-N	.6250		.7600	CONSOLIDATED	NEEDLE BEARINGS