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REFERENCE IMAGE
EMANON PART NO.
NAS6704DU42
NAS6704DU42 is a bolt in iron alloy 660 overall, passivate overall finish, 0.250 INCHES diameter and 3-3/64 length.
Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH3.047 in (3-3/64)
THREAD LENGTH0.425 in nom
GRIP2.625 in nom
GRIP DIAMETER0.2490–0.2495 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADHexagon
HEAD HEIGHT0.125 in nom
WIDTH ACROSS FLATS0.429–0.439 in
MATERIAL & FINISH
MATERIALIron 660
MATERIAL SPECAMS5731 or AMS5737
FINISHPassivate
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5306-01-464-4353
FLIS · NSN 5306-01-464-4353 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 3-3/64", Thread: 1/4-28, Thread Length: 27/64"
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.