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MS51021-23

Military Standard Setscrew

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Description

Length: 1/4", Thread: 6-32, Head Width: ", Thread Length: 1/4"

Specifications

Drive Style Hexagon
Fastener Length 0.25
Head Style Headless (setscrew)
Internal Drive Style Hexagon
Length 1/4
Material CRES
Material Specification 66 federal standard all material responses
Point Style Cup
Surface Treatment Passivate
Surface Treatment Specification Qq-p-35 federal specification single treatment response
Thread Class 3a
Thread Diameter 0.138
Thread Direction Right-hand
Thread Length 0.25
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 6
Width Across Flats 0.062

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.

  • AN565AC6H4 AN #6-32 · 1/4 in · Headless (setscrew) · CRES
  • AN565B6H4 AN #6-32 · 1/4 in · Headless (setscrew) · Steel
  • AN565BC6H4 AN #6-32 · 1/4 in · Headless (setscrew) · CRES
  • AN565D6H4 AN #6-32 · 1/4 in · Headless (setscrew) · Steel
  • MS18063-11 MS #6-32 · 1/4 in · Headless (setscrew) · Steel
  • MS18066-11 MS #6-32 · 1/4 in · Headless (setscrew) · CRES
  • MS51045-20 MS #6-32 · 1/4 in · Headless (setscrew) · CRES
  • MS51973-19 MS #6-32 · 1/4 in · Headless (setscrew) · Steel

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