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MS35207-278

Military Standard Machine Screw

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Description

MS 35207-278 Phillips Pan Head Machine Screw

Specifications

Alternate Part Number AN520-416R7 AN521-416R7
Country of Origin USA
Fastener Length 0.438
Finish Cadmium ll
Head Angle 100 ?
Head Diameter Between 0.473 inches and 0.492 inches
Head Height Between 0.162 inches and 0.175 inches
Head Style Phillips Pan Head
Head Type Pan
Industry Standards/Certification MS35207
Internal Drive Style Cross recess type 1
Length 7/16
Material Steel
Min. Tensile Strength (psi) 55000 pounds per square inch
NIIN 00-088-8946
NSN 5305-00-088-8946
Screw Material Specification 66 federal standard all material responses
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Class 3 federal specification single treatment response ty2 qq-p-416
Size 1/4-28
Thread Class 2a
Thread Diameter 0.250
Thread Direction Right-hand
Thread Length Between 0.367 inches and 0.438 inches
Thread Qty 28
Thread Qty Per Inch (tpi) 28
Thread Series UNF
Thread Series Designator Unf (fine thread)
Thread Size 1/4-28
Thread Type Fine Thread, N.F. - Fine
Weight 0.011 lb

Cross-reference

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