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EMANON PART NO.
NAS6205-13
NAS6205-13 is a bolt in steel comp 8740 or steel comp e4340 or steel comp 4340, cadmium and chromate finish, 0.312 INCHES diameter and Between 1.235 inches and 1.265 inches length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.312 in
LENGTHBetween 1.235 inches and 1.265 inches
THREAD LENGTHMinimum 0.413 in; maximum 0.463 in
GRIPBetween 0.802 inches and 0.822 inches
GRIP DIAMETER0.3110–0.3120 in
THREAD
THREAD5/16-24
HEAD & DRIVE
HEADDished hexagon
HEAD HEIGHTMinimum 0.156 in; maximum 0.171 in
WIDTH ACROSS FLATS0.492–0.502 in
MATERIAL & FINISH
MATERIALSteel comp 8740 or steel comp e4340 or steel comp 4340
FINISHCadmium and chromate
FINISH SPECQQ-P-416,TYPE 2,CLASS 3
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–40 HRC
STANDARDS & TRACEABILITY
NSN5306-01-058-3898
GOVERNING STANDARD80205-NAS6205
FLIS · NSN 5306-01-058-3898 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
length: 1.25", grip: 0.812", thread: 5/16-24, hex head, tension, short thread, cadmium plated alloy steel, NAS6205 series bolt
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.