d - 12 mm

D - 21 mm

B - 7 mm

d₂ - - 13.8 mm

D₂ - - 19.15 mm

r_1,2 - min. - 0.3 mm

d_a - min. - 13.5 mm

d_a - max. - 13.5 mm

D_a - max. - 19.5 mm

r_a - max. - 0.3 mm

Basic dynamic load rating - C - 1.5 kN

Basic static load rating - C₀ - 0.9 kN

Fatigue load limit - P_u - 0.039 kN

Reference speed - 70000 r/min

Limiting speed - 43000 r/min

Calculation factor - k_r - 0.02

Calculation factor - f₀ - 13.4

Mass bearing - 0.0076 kg

• Model Number: W 63801
• Inner Diameter：21mm Outer Diameter：12mm Width：7mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-19
• Application:Technical Equipment,rehabilitation training equipment,lathe,mathematical instruments,large agricultural machinery,extruder,historical instruments,chamfering machine etc,Plastic Equipment,switch,aerial work platform
• Similar models:SKF W63801R ISO 63801 SKF W63801 CX 63801 ISB 63801-ZZ ISB 63801 ZEN 63801-2RS ISO 63801-2RS ZEN 63801-2Z CX 63801-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in W63801 products，there is large inventory of SKF W 63801 . We has been built up long-term cooperation with SKF company, could make a bulk order of the W 63801 Which SKF W63801 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
  16018	90	140	16	ISO	Deep Groove Ball Bearings
  22319YM	95	200	67	Timken	Spherical Roller Bearings
  22348RK	240	500	155	KOYO	Spherical Roller Bearings
  7230 B-UO	150	270	90	CX	Angular Contact Ball Bearings
  7310DB	50	110	27	NACHI	Angular Contact Ball Bearings
  CX284				CX	Wheel Bearings
  GEG17ES-2RS	17	35		AST	Plain Bearings
  GW216PP2	57,15	140	63,5	CYSD	Deep Groove Ball Bearings
  NA4903	17	30	13	INA	Needle Roller Bearings
  NP1920	100	140	20	CX	Cylindrical Roller Bearings
  NU208FMN	40	80	18	Fersa	Cylindrical Roller Bearings
  NU2210R	50	90	23	KOYO	Cylindrical Roller Bearings
  PCCJ35				INA	Bearing Units
  SN307with1307	35	-	60	FAG	PILLOW BLOCKS
  SN319with6319	95	-	120	FAG	PILLOW BLOCKS
  160348	1.0000	1.3750	3.0000	BAL	JOURNAL ROLLER ASSEMBLIES
  NU2208E	40	80	23	SKF	CYLINDRICAL ROLLER BEARINGS
  30236	180	320	52	STEYR	TAPERED ROLLER BEARINGS
  10L50	50	80	16	RIV	DEEP GROOVE BALL BEARINGS
  IR-42x47x30	42		30	CONSOLIDATED	NEEDLE BEARINGS