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REFERENCE IMAGE
EMANON PART NO.
NAS517-5-4
NAS517-5-4 is a screw in 0.312 INCHES diameter and Between 0.766 inches and 0.811 inches length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.312 in
LENGTH0.766–0.811 in
THREAD LENGTH0.418–0.576 in
GRIP0.250
THREAD
THREAD5/16-24
HEAD & DRIVE
HEADFlat countersunk
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–40 HRC
STANDARDS & TRACEABILITY
NSN5305-00-551-8146
GOVERNING STANDARD80205-NAS517
FLIS · NSN 5305-00-551-8146 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
length: 0.719", grip: 0.250", thread: 5/16-24, shear, close tolerance, alloy steel, NAS517 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.