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EMANON PART NO.
NAS1604-10
Fastener
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHMinimum 1.078 in; maximum 1.125 in
THREAD
THREAD0.250-28 UNF-3A right-hand
MATERIAL & FINISH
MATERIALOVERALL STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP 4140 OR STEEL COMP 4037 OR STEEL COMP 4130
FINISHOVERALL CADMIUM AND CHROMATE
MECHANICAL
HARDNESSRockwell c minimum 36.0 and rockwell c maximum 40.0
FLIS · NSN 008452479 · retrieved 2026-09-16
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
NAS1604-10
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.