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MS9146-08

Military Standard Machine Bolt

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Description

Fastener Length: 5/8", Thread: 10-32, Thread Length: 9/16

Specifications

Extended Washer Diameter 0.375
Extended Washer Thickness 0.040 inches minimum and 0.050 inches maximum
Fastener Length 0.625
Features Provided Finished head
Hardness Rating 26.0 rockwell c minimum and 32.0 rockwell c maximum
Head Height 0.260
Head Style Double hexagon w/hole
Length 5/8
Material Steel
Material Specification Ams 6322 assn std single material response
Surface Finish 32.0 microinches threads, 63.0 microinches bearing surface of head, 63.0 microinches grip
Surface Treatment Cadmium
Surface Treatment Specification Ams 2400 assn std single treatment response
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.563 inches minimum and 0.625 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNF
Thread Size 10
Width Between Flats 0.243 inches minimum and 0.251 inches maximum

Other sizes

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

Cross-reference

Similar parts

Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.

  • MS21279-08 MS #10-32 · 5/8 in · Double hexagon w/hole · Iron

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