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EMANON PART NO.
AN174-31
AN174-31 is a bolt in steel comp 81b45 or steel comp 4037 or steel comp 4140 or steel comp 4130, cadmium and chromate finish, 0.250 INCHES diameter and Between 3.140 inches and 3.187 inches length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHBetween 3.140 inches and 3.187 inches
GRIPBetween 2.672 inches and 2.704 inches
GRIP DIAMETER0.2487–0.2492 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADHexagon
HEAD HEIGHTMinimum 0.140 in; maximum 0.172 in
WIDTH ACROSS FLATS0.428–0.440 in
MATERIAL & FINISH
MATERIALSteel comp 81b45 or steel comp 4037 or steel comp 4140 or steel comp 4130
FINISHCadmium and chromate
MECHANICAL
TENSILE STRENGTH125,000 psi
HARDNESSRockwell c minimum 26.0 and rockwell c maximum 32.0
STANDARDS & TRACEABILITY
NSN5306-00-151-0323
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
length: 3-5/32", grip: 2-11/16", thread: 1/4-28, cadmium plated steel, drilled shank
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.