Action Bearing Co.
201 Brighton Ave., Boston, MA 02134 US
Phone: 800.225.4587 • Fax: 800.252.1996
E-Mail: info@actionbearing.com • Web site: www.actionbearing.com
All Categories > Roller Bearings > Needle Roller Bearings > Heavy Duty Needle Roller Bearings > MR Series Heavy Duty Needle Roller Bearings without Inner Ring > Complete Assembly Item # MR-20  


Complete Assembly Item # MR-20, MR Series Heavy Duty Needle Roller Bearings without Inner Ring
List Price QUOTE

Outer ring and roller assembly without separable inner ring
The outer ring and roller assemblies (MR) shown in this table are for use without inner rings on a ground shaft for which a minimum hardness of 58 Rockwell "C" scale is recommended.



 Specifications 

Military Standard Number
MS 51961-15

(S) Shaft Diameter
1.2500 in

(S) Shaft Dia. Tolerance
+0.0000/-0.0004

(D) Dimension
1.7500 in

(D) Dimension Tolerance
+0.0000/-0.0005

(W) Dimension
1.250 in

(W) Dimension Tolerance
+0.000/-0.005

(H) Hole Dia.
3/32 in

(R) Max. Fillet for Housing
0.040 in

Stationary Housing Bore Dia.
1.7507 in

Stationary Housing Bore Dia. Tolerance
+0.0000/-0.0007

Rotating Housing Bore Dia.
1.7497 in

Rotating Housing Bore Dia. Tolerance
+0.0000/-0.0007

Static Load Rating
17500 lb

Basic Dynamic Rating
11300 lb