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MS24693BB4

Military Standard Machine Screw

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Description

MS24693BB4

Specifications

Countersink Angle Between 99.0 degrees and 101.0 degrees
Fastener Length 0.375
Head Diameter Between 0.191 inches and 0.225 inches
Head Style Flat countersunk
Internal Drive Style Cross recess type 1
Length 3/8
Min. Tensile Strength (psi) 55000 pounds per square inch
Screw Material Copper alloy
Screw Material Specification Qq-b-626 federal specification single material response or qq-w-321 federal specification single material response
Thread Class 2a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length Between 0.325 inches and 0.375 inches
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 4

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.

  • AN505-4-6 AN #4-40 · 3/8 in · Flat countersunk · Steel
  • NAS514P440-6P NAS #4-40 · 3/8 in · Flat countersunk · Steel
  • MS18211-31C MS #4-40 · 3/8 in · Flat countersunk

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