(dimensions in inches)

Bearing Type - Full Complement

Dynamic Load Rating (Cr) - 3,300

Static Load Rating (Cor) - 4,600

Max Speed (Grease) (X1000 RPM) - 4,400

Tire Outer Dia. (Dt) - 1.250

Stud Dia. (ds) - 0.500

Tire Width (C) - 0.750

Tire Washer Width (C1) - 0.031

Total Length (B) - 2.032

Stud Length (B1) - 1.250

Threads (G) - 1/2-20 UNF

Thread Length (G1) - 0.625

Weight (g) - 136.00

Material - Stud and Roller head: Hardened carbon steel alloy, Needle rollers - 52100 Chrome steel or equivalent

Standard finish is black oxide.

The stud has a screwdriver slot or hexagonal hole for mounting.

Some sizes are available with crowned outer race tires.

Some sizes are available with integral seals.

The load rating is based on a track hardness of HRc40 minimum.

The stud has an axially drilled hole for lubrication.

• Model Number: CF20
• Inner Diameter：mm Outer Diameter：mm Width：mm
• Type：Needle Roller Bearings
• Update date：2025-12-13
• Application:outdoor equipment,garbage disposal,Perfusion device,teaching equipment,Cylinder Micro,Internal thread type,E Beauty,marine test,wire industry,Processing machinery,Vacuum generator
• Similar models:INA K15X20X13 NTN NK45/20R NSK LM2220 KOYO RNA22025 NTN PK27X36X20.8 NTN KJ48X53X20.8 AST CF20 NTN K20X24X10.6 NSK WJ-323820 KOYO RNAO50X62X20
• BEARING POWER International Trading Co.,Ltd. specialize in CF20 products，there is large inventory of AST CF20 . We has been built up long-term cooperation with AST company, could make a bulk order of the CF20 Which AST CF20 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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  AST090 21070	210	215		AST	Plain Bearings
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  51406	30	70	28	NKE	Thrust Ball Bearings
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  100TVB433	10.0000	13.5000		Torrington	THRUST BALL BEARINGS
  R-6ZZ	.3750	.8750	.2812	MRC	DEEP GROOVE BALL BEARINGS
  160BA02	160	290	48	Torrington	ANGULAR CONTACT BALL BEARINGS
  6315-ZNR	75	160	37	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  71816TGP/4	80	100	10	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS