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EMANON PART NO.
NAS334CPA5-5
Fastener
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHMinimum 0.703 in; maximum 0.750 in
THREAD
THREAD0.250-28 UNF-3A right-hand
MATERIAL & FINISH
MATERIALOVERALL STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740
FINISHOVERALL CADMIUM AND CHROMATE
MECHANICAL
HARDNESSRockwell c minimum 36.0 and rockwell c maximum 40.0
FLIS · NSN 005587940 · retrieved 2026-09-16
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
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.