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EMANON PART NO.
NAS1297-3D21
NAS1297-3D21 is a bolt in steel comp 4140 or steel comp 8740 or steel comp 8630 or steel comp 8735 or steel comp 4130 or steel comp 4037, cadmium and chromate finish, 0.190 INCHES diameter and 1.664 INCHES MINIMUM AND 1.704 INCHES MAXIMUM length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.190 in
LENGTHMinimum 1.664 in; maximum 1.704 in
THREAD LENGTHNominal 0.362 in
THREAD
THREAD0.190-32 unified national joint fine (UNJF)-3A right-hand
HEAD & DRIVE
HEAD HEIGHTMinimum 0.140 in; maximum 0.172 in
WIDTH ACROSS FLATS0.428–0.440 in
MATERIAL & FINISH
MATERIALSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037
FINISHCADMIUM AND CHROMATE
MECHANICAL
TENSILE STRENGTH125,000 psi
HARDNESSRockwell c minimum 26.0 and rockwell c minimum 32.0
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
NAS1297-3D21
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.