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REFERENCE IMAGE
EMANON PART NO.
NAS1351-4-10
NAS1351-4-10 is a screw in steel, 0.250 INCHES diameter and Between 0.609 inches and 0.641 inches length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH0.609–0.641 in
THREAD LENGTH0.625 in MINIMUM
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADFlat chamfer
HEAD HEIGHT0.244–0.250 in
WIDTH ACROSS FLATS0.188–0.190 in
MATERIAL & FINISH
MATERIALSteel
MATERIAL SPEC66 FED STD
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–45 HRC
STANDARDS & TRACEABILITY
NSN5305-00-900-4403
GOVERNING STANDARD80205-NAS1351
FLIS · NSN 5305-00-900-4403 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
length: 5/8", thread: 1/4-28, socket head, black oxide finish, alloy steel, NAS1351 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.