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EMANON PART NO.
NAS1204-13
NAS1204-13 is a bolt in steel comp 4140 overall or steel comp e4340 overall or steel comp 6150 overall or steel comp 8735 overall or steel comp 8740 overall, cadmium overall and chromate overall finish, 0.250 INCHES diameter and 1.113 inches minimum and 1.143 inches maximum length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHMinimum 1.113 in; maximum 1.143 in
THREAD LENGTHMinimum 0.316 in
GRIPNominal 0.812 in
GRIP DIAMETER0.2485–0.2495 in
THREAD
THREAD0.250-28 UNF-3A right-hand
HEAD & DRIVE
HEADFlat countersunk
MATERIAL & FINISH
MATERIALSteel comp 4140 overall or steel comp e4340 overall or steel comp 6150 overall or steel comp 8735 overall or steel comp 8740 overall
MATERIAL SPECMIL-S-5626 — MIL SPEC · MIL-S-5000 — MIL SPEC · MIL-S-8503 — MIL SPEC · MIL-S-6098 — MIL SPEC · MIL-S-6049 — MIL SPEC
FINISHCadmium overall and chromate overall
FINISH SPECQQ-P-416 TY 2 CL 3
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–40 HRC
STANDARDS & TRACEABILITY
NSN5305-00-815-4774
GOVERNING STANDARD80205-NAS1204
FLIS · NSN 5305-00-815-4774 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
NAS1204-13 Close Tolerance Screw
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.