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REFERENCE IMAGE
EMANON PART NO.
NAS1306-48
NAS1306-48 is a bolt in steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740, cadmium and chromate finish, 0.375 INCHES diameter and 3-37/64 length.
Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.375 in
LENGTH3.578 in (3-37/64)
THREAD LENGTH0.553–0.603 in
GRIP2.990–3.010 in
GRIP DIAMETER0.3735–0.3745 in
THREAD
THREAD3/8-24
HEAD & DRIVE
HEADDished hexagon
HEAD HEIGHT0.188–0.203 in
WIDTH ACROSS FLATS0.553–0.564 in
MATERIAL & FINISH
MATERIALSteel 4140/e4340/6150/8735 +1
MATERIAL SPECMIL-S-5626 or MIL-S-5000 or MIL-S-8503 or MIL-S-6098 or MIL-S-6049
FINISHCadmium and chromate
FINISH SPECQQ-P-416 TY 2 CL 3
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–40 HRC
STANDARDS & TRACEABILITY
NSN5306-00-487-4895
FLIS · NSN 5306-00-487-4895 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 3-37/64", Thread: 3/8-24, Thread Length: 19/32
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.