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MS21151-8C

Bearing; Key Slot

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Description

Bearing; Key Slot

Specifications

Alternate Part Number REP4M6-4FS464
Bore Diameter 0.2497 inches minimum and 0.2500 inches maximum
Dimension A 1.875 in
Dimension A Tolerance ±0.031 in
Dimension B 0.2500 in
Dimension B Tolerance +0.0000 in
Dimension C 1.125 in
Dimension C Tolerance ±0.031 in
Dimension D 0.938 in
Dimension D Tolerance ±0.010 in
Dimension H 0.438 in
Dimension H Tolerance ±0.010 in
Dimension N 0.005 in
Dimension N Tolerance -0.000 in
Dimension W 0.593 in
Dimension W Tolerance -0.005 in
Industry Standards/Certification MS21151
Key Slot Yes
Material Plastic
Material Specification Ams 3652 assn std single material response seal, Mil-s-6758 mil spec single material response outer ring, Mil-s-6758 mil spec single material response rod end body, Mil-s-7420 mil spec single material response ball, Mil-s-7420 mil spec single material response inner ring
Minimum Diameter O 0.340 in
NIIN 01-006-4014
NSN 3110-01-006-4014
Nominal Bore Size 1/4 in
Nominal Radius E 0.469 in
Overall Length 2.3440
Shank Diameter 0.4280 inches minimum and 0.4480 inches maximum
Shank Style Externally threaded
Special Features Nas513 keyway,filled with 80 pct of specified lubricant
Style Designator Double row, staggered, ball
Surface Treatment Cadmium all external/exposed metal surfaces
Surface Treatment Specification Qq-p-416,ty 1,cl 2 fed spec single treatment response all external/exposed metal surfaces
Thread Class 3a
Thread Direction Right-hand
Thread Qty Per Inch (tpi) 24
Thread Series Designator UNJF
Thread Size 0.375
Thread T UNJF-31 0.3750-24RH
Weight 0.115 lb

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

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Catalog data updated 2026-07-05. Report a data error