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REFERENCE IMAGE
EMANON PART NO.
NAS1304-22
NAS1304-22 is a bolt in steel comp, cadmium and chromate finish, 0.250 INCHES diameter and 1-51/64 length.
Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH1.797 in (1-51/64)
THREAD LENGTH0.425 in MINIMUM
GRIP1.375 in
GRIP DIAMETER0.2485–0.2495 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADDished hexagon
HEAD HEIGHT0.125 in nom
WIDTH ACROSS FLATS0.430–0.439 in
MATERIAL & FINISH
MATERIALSteel
MATERIAL SPECMIL-S-5626 or MIL-S-5000 or MIL-S-8503 or MIL-S-6098 or MIL-S-6049
FINISHCadmium and chromate
FINISH SPECQQ-P-416,TYPE 2,CLASS 3
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–40 HRC
STANDARDS & TRACEABILITY
NSN5306-00-754-2084
GOVERNING STANDARD80205-NAS1304
FLIS · NSN 5306-00-754-2084 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 1-51/64", Thread: 1/4-28, Thread Length: 27/64", NAS1304 series bolt
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.