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MS51957-26B

6-32X1/4 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox

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Description

Fastener Length: 1/4", Thread: 6-32, Thread Length: 1/4", MS51957 series screw

Specifications

Diameter #6
Drive Phillips
Drive Type Phillips
End Application Mrap buffalo mk2a2
Fastener Length Between 0.219 inches and 0.250 inches
Finish Black Oxide
Full Size #6-32 x 1/4
Head Diameter Between 0.256 inches and 0.270 inches
Head Height Between 0.087 inches and 0.097 inches
Head Style Pan Head
Head Type Pan
Internal Drive Style Cross recess type 1
Length 1/4
Material CRES
MilspecPart MS51957-B
Min. Tensile Strength (psi) 80000 pounds per square inch
Nondefinitive Specification/Std Data 3 type and 9c style
Screw Material Stainless steel or steel
Screw Material Specification 300 series federal standard 1st material response or comp 16-18 or 18-8 assn standard 2nd material response 300 series federal specification 1st material response or 66 qq-s-763
Screw Surface Treatment Oxide
Screw Surface Treatment Specification Cl 4 military specification single treatment response mil-c-13924
Size 6-32
Thread Class 2a
Thread Diameter 0.138
Thread Direction Right-hand
Thread Length Between 0.157 inches and 0.250 inches
Thread Qty 32
Thread Qty Per Inch (tpi) 32
Thread Series UNC
Thread Series Designator Unc (coarse thread)
Thread Size 6
Thread Type UNC
Threads Per Inch 32
U.O.M. Imperial

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.

  • LL57D62P4 Other #6-32 · 1/4 in · Pan Head · CRES
  • LP51957-26 Other #6-32 · 1/4 in · Pan Head · Steel
  • NAS1100E06-4 NAS #6-32 · 1/4 in · Pan Head · Iron
  • NAS1190-06P4 NAS #6-32 · 1/4 in · Pan Head · Steel
  • NAS601-4 NAS #6-32 · 1/4 in · Pan Head · Steel
  • NAS601-4B NAS #6-32 · 1/4 in · Pan Head · Steel
  • NAS601-4P NAS #6-32 · 1/4 in · Pan Head · Steel

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