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MS24693S1

Military Standard Machine Screw

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Description

length: 3/16", thread: 4-40, flat head, non-structural, cadmium plated carbon steel

Specifications

Countersink Angle 99.0 degrees minimum and 101.0 degrees maximum
Departure From Cited Designator As modified by matl
Fastener Length 0.157 inches minimum and 0.188 inches maximum
Head Diameter 0.191 inches minimum and 0.225 inches maximum
Head Style Flat countersunk
Internal Drive Style Cross recess type 1
Length 3/16
Material Steel
Min. Tensile Strength (psi) 60000 pounds per square inch
Nondefinitive Specification/Std Data 3 type and 3c style
Screw Material Steel comp 1010
Screw Material Specification Qq-s-634 fed spec single material response
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Qq-p-416,ty 2,class 3 fed spec single treatment response
Thread Class 2a
Thread Diameter 0.112
Thread Direction Right-hand
Thread Length 0.108 inches minimum and 0.139 inches maximum
Thread Qty 40
Thread Qty Per Inch (tpi) 40
Thread Series Designator UNC
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.

  • NAS1102-04-3 NAS #4-40 · 3/16 in · Flat countersunk · Steel
  • NAS1189-04P3 NAS #4-40 · 3/16 in · Flat countersunk · Steel
  • NAS514P440-3P NAS #4-40 · 3/16 in · Flat countersunk · Steel
  • MS18211-28C MS #4-40 · 3/16 in · Flat countersunk
  • MS24693-B1 MS #4-40 · 3/16 in · Flat countersunk

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