Spec hardware, served at warp speed.

screws › setscrews

MS51021-3

Military Standard Setscrew

View quote list → Saved parts →

Description

Fastener Length: 1/4", Thread: 2-56, Head Width: 1/32", Thread Length: 1/4

Specifications

Drive Style Hexagon
Fastener Length 0.25
Head Style Headless
Internal Drive Style Hexagon
Length 1/4
Material CRES
Material Specification Qq-s-763 federal specification single material response
Point Style Cup
Surface Treatment Passivate
Thread Class 3a
Thread Diameter 0.086
Thread Direction Right-hand
Thread Length 0.250
Thread Qty 56
Thread Qty Per Inch (tpi) 56
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 2
Width Across Flats Between 0.035 inches and 0.036 inches

Cross-reference

No interchangeable or dimensionally similar parts are on record for MS51021-3. Try the cross-reference lookup to search by a different part number.

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