Fw - 31.750 mm

D - 38.100 mm

C - 19.050 mm

b - 16.5 mm

Weight - 0,04 Kg

Basic dynamic load rating (C) - 19.4 kN

Basic static load rating (C0) - 39.0 kN

(Oil) Lubrication Speed - 12000 r/min

• Model Number: MK20121
• Inner Diameter：31.750mm Outer Diameter：38.100mm Width：19.050mm
• Type：Needle Roller Bearings
• Update date：2025-12-17
• Application:printing equipment,SPA equipment,medical equipment,Pneumatic Actuator,aerial work platform,Reflective Materials Industrial fabrics,welding equipment,Optical Instruments,historical instruments,car and accessories,Other machinery
• Similar models:NSK MH-20121 NSK MJ-20121 Timken MJ-20121 KOYO MJ-20121 Timken M-20121 KOYO MH20121 KOYO MK20121 Timken MH-20121 NSK M-20121 KOYO M20121
• BEARING POWER International Trading Co.,Ltd. specialize in MK20121 products，there is large inventory of KOYO MK20121 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the MK20121 Which KOYO MK20121 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
  15100/15244	25,4	62	20,638	Timken	Tapered Roller Bearings
  23032W33	160	240	60	ISO	Spherical Roller Bearings
  40TAB09DF	40	90	20	NACHI	Thrust Ball Bearings
  6213LLUNR	65,000	120,000	23,000	NTN	Deep Groove Ball Bearings
  6224-RS1	215	120	40	SKF	Deep Groove Ball Bearings
  623/612	57,15	120,65	41,275	FBJ	Tapered Roller Bearings
  6312-2Z-NR	60	130	31	NKE	Deep Groove Ball Bearings
  6344 M	220	460	88	ISB	Deep Groove Ball Bearings
  HAR919C	95	130	18	KOYO	Angular Contact Ball Bearings
  HK1712	17	23	12	ISO	Cylindrical Roller Bearings
  NJ2212-E-MPA	60	110	28	NKE	Cylindrical Roller Bearings
  NNCF4924V	120	153,8	45	NSK	Cylindrical Roller Bearings
  SMF115-2RS	5	11	4	AST	Deep Groove Ball Bearings
  UCFL208	40			ISO	Bearing Units
  6307K	35	80	21	STEYR	DEEP GROOVE BALL BEARINGS
  NK22/16	30		16	SKF	NEEDLE BEARINGS
  ELL55	55	90	18	RIV	DEEP GROOVE BALL BEARINGS
  3311	55	120	49.2	SKF	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  NK-70/25	85		25	CONSOLIDATED	NEEDLE BEARINGS
  89436			36	CONSOLIDATED	THRUST ROLLER BEARINGS