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EMANON PART NO.
NAS6304U8
NAS6304U8 is a bolt in iron alloy 660, passivate finish, 1/4 in diameter and 0.855 INCHES MINIMUM AND 0.885 INCHES MAXIMUM length.
Bolt
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER1/4 in
LENGTHMinimum 0.855 in; maximum 0.885 in
THREAD LENGTHMinimum 0.345 in; maximum 0.395 in
GRIPMinimum 0.490 in; maximum 0.510 in
GRIP DIAMETER0.2490–0.2495 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
FINISHPASSIVATE
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
NAS6304U8
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.