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REFERENCE IMAGE
EMANON PART NO.
NAS1297-3-2
NAS1297-3-2 is a bolt in steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4130 overall or steel comp 4037 overall, cadmium overall and chromate overall finish, 0.190 INCHES diameter and 33/64 length.
Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.190 in
LENGTH0.516 in (33/64)
THREAD LENGTH0.342–0.392 in
THREAD
THREAD10-32
HEAD & DRIVE
HEADHexagon
HEAD HEIGHT0.140–0.172 in
WIDTH ACROSS FLATS0.428–0.440 in
MATERIAL & FINISH
MATERIALSteel 4140/8740/8630/8735 +2
MATERIAL SPECMIL-S-5626 or MIL-S-6049 or MIL-S-6050 or MIL-S-6098 or MIL-S-6758 or AMS
FINISHCadmium and chromate
FINISH SPECQQ-P-416,TY 2 CL 3
MECHANICAL
TENSILE STRENGTH125,000 psi
HARDNESS26–32 HRC
STANDARDS & TRACEABILITY
NSN5306-00-978-7960
GOVERNING STANDARD80205-NAS1297
FLIS · NSN 5306-00-978-7960 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 33/64", Thread: 10-32, Thread Length: 25/64"
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.