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REFERENCE IMAGE
EMANON PART NO.
AN174-7A
AN174-7A is a bolt in steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037, cadmium and chromate finish, 0.250 INCHES diameter and 29/32 length.
Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH0.906 in (29/32)
THREAD LENGTH0.468 in MINIMUM
GRIP0.438 in (7/16)
GRIP DIAMETER0.2487–0.2492 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADHexagon
HEAD HEIGHT0.140–0.172 in
WIDTH ACROSS FLATS0.428–0.440 in
MATERIAL & FINISH
MATERIALSteel 4140/8740/8630/8735 +2
FINISHCadmium and chromate
FINISH SPECQQ-P-416,TY 2,CL 3 ALL TREATMENT RESPONSES
MECHANICAL
TENSILE STRENGTH125,000 psi
HARDNESS26–32 HRC
STANDARDS & TRACEABILITY
NSN5306-00-206-5748
GOVERNING STANDARDAN174-7A
FLIS · NSN 5306-00-206-5748 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Length: 29/32", grip: 7/16", thread: 1/4-28, cadmium plated steel undrilled shank
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.