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：2025-12-15
• Application:Plastic molding,food add,air conditioning tools,agricultural testing and analysis equipment and related,pneumatic,marine test,diagnostic test paper,pipe fittings Steel industry,impression material,electromyography machine,linear drive
• Similar models:NKE NJ252-E-MA6 NTN RNUP1325 SKF K25x31x21 SKF K21x25x13 ISO N252 NSK 95500/95925 KOYO 34FC25170 NSK NJ256 ISO HK253315 Timken 125RIU551
• 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
  22211K	55	100	25	FBJ	Spherical Roller Bearings
  29590/29522	66,675		25,4	KOYO	Tapered Roller Bearings
  51305	25	52	18	NKE	Thrust Ball Bearings
  6310LU	50,000	110,000	27,000	NTN	Deep Groove Ball Bearings
  6412	60	150	35	NKE	Deep Groove Ball Bearings
  7006 ACB/HCP4A	55	30	13	SKF	Angular Contact Ball Bearings
  AST50 80IB76	127			AST	Plain Bearings
  FYT 2. RM	50,8		45	SKF	Bearing Units
  GE 160 ES	160	230	105	ISO	Plain Bearings
  K12x17x13	12	17	13	ISO	Needle Roller Bearings
  NA4910	50	72	22	CX	Needle Roller Bearings
  NK13X21X12	13,000	21,000	12,000	NTN	Needle Roller Bearings
  SUCX05	25	62	38,1	ZEN	Deep Groove Ball Bearings
  SBPP206	30		30	KOYO	Bearing Units
  NU29/670E	670	900	136	SKF	CYLINDRICAL ROLLER BEARINGS
  UCFL205-15	.9375			IPTCI	PILLOW BLOCKS
  FNT-1528	15	28	2	Torrington	THRUST NEEDLE BEARINGS
  7048TGP/4	240	360	56	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  GE-15ES-2RS	15	26	12	CONSOLIDATED	SPHERICAL PLAIN BEARINGS
  CRSBCE-18			.6250	CONSOLIDATED	NEEDLE BEARINGS