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REFERENCE IMAGE
EMANON PART NO.
MS51957-14
MS51957-14 is a screw in 4-40 diameter and 5/16 length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
LENGTH0.313 in (5/16)
THREAD LENGTH0.312 in nom
THREAD
THREAD4-40
HEAD & DRIVE
HEADPan
HEAD HEIGHT0.070–0.800 in
MECHANICAL
TENSILE STRENGTH480 psi
STANDARDS & TRACEABILITY
NSN5305-00-054-5648
ALTERNATE PART NUMBERSNAS1635-04-5
FLIS · NSN 5305-01-587-4434 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Length: 5/16", thread: 4-40, pan head, corrosion resistant steel, coarse thread, MS51957 series screw
Emanon is a stocking distributor — quality-system certifications are held by the certified manufacturers we source from, not by Emanon. Every shipment carries manufacturer certifications and full lot traceability.