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MS9559-22

Military Standard Machine Bolt

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Description

Fastener Length: 1-3/4", Thread: 3/8-24, MS9559 series bolt

Specifications

Extended Washer Diameter 0.562
Extended Washer Thickness 0.090
Fastener Length 1.750
Head Height 0.388
Head Style Double hexagon
Length 1 3/4
Material Iron
Thread Class 3a
Thread Diameter 0.375
Thread Direction Right-hand
Thread Length 1.000
Thread Qty 24
Thread Qty Per Inch (tpi) 24
Thread Series Designator Unjf (fine thread with external controlled root radius)
Thread Size 3/8
Width Between Flats 0.437

Other sizes

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

Cross-reference

No interchangeable or dimensionally similar parts are on record for MS9559-22. Try the cross-reference lookup to search by a different part number.

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