Spec hardware, served at warp speed.

screws › socket head cap screws

MS21091-3006

Military Standard Socket Head Cap Screw

View quote list → Saved parts →

Description

Fastener Length: 13/16", Thread: 10-32, Thread Length: 7/16"

Specifications

Countersink Angle 99.0 degrees minimum and 101.0 degrees maximum
Fastener Length 0.766 inches minimum and 0.812 inches maximum
Hardness Rating 26.0 rockwell c minimum and 32.0 rockwell c maximum
Head Diameter 0.327 inches minimum and 0.385 inches maximum
Head Style Flat countersunk
Internal Drive Style Cross recess type 1
Length 13/16
Locking Feature Patch threads or pellet threads or strip threads
Material Steel
Min. Tensile Strength (psi) 125000 pounds per square inch
Surface Treatment Cadmium and chromate
Surface Treatment Specification Qq-p-416type 2 class 3 fed spec all treatment responses
Thread Class 3a
Thread Diameter 0.190
Thread Direction Right-hand
Thread Length 0.381 inches minimum and 0.447 inches maximum
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series Designator UNF
Thread Size 10

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 MS21091-3006. Try the cross-reference lookup to search by a different part number.

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