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EMANON PART NO.
NAS1351-4-10
NAS1351-4-10 is a screw in steel, 0.250 INCHES diameter and Between 0.609 inches and 0.641 inches length.
Screw
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHBetween 0.609 inches and 0.641 inches
THREAD LENGTHMinimum 0.625 in
THREAD
THREAD1/4-28
HEAD & DRIVE
HEADFlat chamfer
HEAD HEIGHTMinimum 0.244 in; maximum 0.250 in
HEAD DIAMETER0.365–0.375 in
WIDTH ACROSS FLATS0.188–0.190 in
MATERIAL & FINISH
MATERIALSteel
MATERIAL SPEC66 — FED STD
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–45 HRC
STANDARDS & TRACEABILITY
NSN5305-00-900-4403
GOVERNING STANDARD80205-NAS1351
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
length: 5/8", thread: 1/4-28, socket head, black oxide finish, alloy steel, NAS1351 series screw
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.