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MS9530-11

Military Standard Machine Bolt

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Description

Fastener Length: 3/4", Hole Diameter: 1/16", Thread: 1/4-28, Thread Length: 23/32

Specifications

Fastener Length 0.812
Grip Length 0.079 inches minimum and 0.099 inches maximum
Hardness Rating 26.0 rockwell c minimum and 32.0 rockwell c maximum
Head Height 0.167 inches minimum and 0.183 inches maximum
Head Style Hexagon Head
Hole Configuration Style Hexagon flats
Hole Diameter 0.060 inches minimum and 0.070 inches maximum
Hole Quantity 1
Hole Type Drilled
Length 3/4
Material Steel
Material Specification Ams 6322 assn std single material response
Surface Finish 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads
Surface Treatment Cadmium
Surface Treatment Specification Ams 2400 assn std single treatment response
Thread Class 3a
Thread Diameter 0.250
Thread Direction Right-hand
Thread Length 0.713 inches minimum and 0.733 inches maximum
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series Designator UNJF
Thread Size 1/4
Width Between Flats 0.430 inches minimum and 0.439 inches maximum

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 MS9530-11. Try the cross-reference lookup to search by a different part number.

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