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REFERENCE IMAGE
EMANON PART NO.
NAS517-4-6
NAS517-4-6 is a screw in 0.250 INCHES diameter and 0.844 inches length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH0.844 in
THREAD LENGTH0.469 in nom
GRIP0.375
THREAD
THREAD1/4-28 shear
HEAD & DRIVE
HEADFlat countersunk
MECHANICAL
TENSILE STRENGTH160,000 psi
STANDARDS & TRACEABILITY
NSN5305-00-206-0622
FLIS · NSN 5305-00-206-0622 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
length: 0.844", grip: 0.375", thread: 1/4-28 shear, close tolerance screw, alloy steel
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.