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REFERENCE IMAGE
EMANON PART NO.
AN4-10
AN4-10 is a bolt in steel comp 4037 or steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 or steel comp 4140, cadmium and chromate finish, 0.250 INCHES diameter and 1.031 INCHES NOMINAL length.
Bolt · listed as AN4-10 Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH1.031 in nom
THREAD LENGTH0.469 in MINIMUM
GRIP1.562 in nom
THREAD
THREAD0.250-28 UNF-3A right-hand
HEAD & DRIVE
HEADC1 hexagon
HEAD HEIGHT0.140–0.172 in
WIDTH ACROSS FLATS0.428–0.440 in
MATERIAL & FINISH
MATERIALSteel 4037/4130/8630/8735 +2
MATERIAL SPECMIL-B-6812 ALL MATERIAL RESPONSES
FINISHCADMIUM AND CHROMATE
FINISH SPECQQ-P-416 TYPE 2 CLASS 3
MECHANICAL
TENSILE STRENGTH125,000 psi
HARDNESS26–32 HRC
STANDARDS & TRACEABILITY
NSN5306-00-144-3707
GOVERNING STANDARDAN4-10
FLIS · NSN 5306-00-144-3707 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
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.