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REFERENCE IMAGE
EMANON PART NO.
NAS1104-30
NAS1104-30 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 or steel comp 4037 overall, cadmium overall and chromate overall finish, 0.250 INCHES diameter and 2-3/16 length.
Bolt
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH2.188 in (2-3/16)
THREAD LENGTH0.316 in MINIMUM
GRIP1.875 in nom
GRIP DIAMETER0.2485–0.2495 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADDished hexagon
HEAD HEIGHT0.125 in nom
WIDTH ACROSS FLATS0.430–0.439 in
MATERIAL & FINISH
MATERIALSteel 4140/e4340/6150/8735 +2
MATERIAL SPECMIL-S-5626 or MIL-S-5000 or MIL-S-8503 or MIL-S-6098 or MIL-S-6049 or MIL-S-8695
FINISHCadmium and chromate
FINISH SPECQQ-P-416,TY 2,CL 3
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–40 HRC
STANDARDS & TRACEABILITY
NSN5306-00-834-3190
FLIS · NSN 5306-00-834-3190 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 2-3/16", Thread: 1/4-28, Thread Length: 5/16"
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.