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EMANON PART NO.
NAS6304-40
NAS6304-40 is a bolt in iron alloy 660, cadmium and chromate finish, 1/4 in diameter and 2.855 INCHES MINIMUM AND 2.885 INCHES MAXIMUM length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER1/4 in
LENGTHMinimum 2.855 in; maximum 2.885 in
THREAD LENGTHNominal 0.370 in
GRIPMinimum 2.490 in; maximum 2.510 in
GRIP DIAMETER0.2485–0.2495 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEAD HEIGHTMinimum 0.125 in; maximum 0.140 in
WIDTH ACROSS FLATS0.429–0.439 in
MATERIAL & FINISH
MATERIALIRON ALLOY 660
FINISHCADMIUM AND CHROMATE
MECHANICAL
TENSILE STRENGTH160,000 psi
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
NAS6304-40
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.