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REFERENCE IMAGE
EMANON PART NO.
NAS1351N6-20
NAS1351N6-20 is a screw in iron alloy 660, 0.375 INCHES diameter and 1-1/4 length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.375 in
LENGTH1.250 in (1-1/4)
THREAD LENGTH1.250 in MAXIMUM
THREAD
THREAD3/8-24
HEAD & DRIVE
HEADFlat chamfer
HEAD HEIGHT0.368–0.375 in
WIDTH ACROSS FLATS0.3125–0.3160 in
MATERIAL & FINISH
MATERIALIron 660
MATERIAL SPECAMS5731 or AMS5737
FINISH SPECQQ-P-35
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS33–42 HRC
STANDARDS & TRACEABILITY
NSN5305-01-378-9348
GOVERNING STANDARD80205-NAS1531
FLIS · NSN 5305-01-378-9348 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 1-1/4", Thread: 3/8-24, Head Width: 5/16", Thread Length: 1-1/4",
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.