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EMANON PART NO.
NAS1004-9A
NAS1004-9A is a bolt in iron alloy 660, passivate finish, 0.250 INCHES diameter and 1-7/64 length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH1.109 in (1-7/64)
THREAD LENGTHMinimum 0.514 in; maximum 0.574 in
GRIPBetween 0.547 inches and 0.577 inches
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADHexagon
HEAD HEIGHTMinimum 0.140 in; maximum 0.172 in
WIDTH ACROSS FLATS0.430–0.439 in
MATERIAL & FINISH
MATERIALIron alloy 660
MATERIAL SPECSPECIFICATIONS BEING VERIFIED
FINISHPassivate
FINISH SPECQQ-P-35
MECHANICAL
TENSILE STRENGTH140,000 psi
STANDARDS & TRACEABILITY
NSN5306-01-037-6046
GOVERNING STANDARD80205-NAS1004
FLIS · NSN 5306-01-037-6046 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
Fastener Length: 1-7/64", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 9/16
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.