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EMANON PART NO.
NAS1351N4-12
NAS1351N4-12 is a screw in iron alloy, passivate finish, 0.250 INCHES diameter and Between 0.72 inches and 0.75 inches length.
Screw
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTHBetween 0.72 inches and 0.75 inches
THREAD LENGTHMinimum 0.649 in; maximum 0.750 in
THREAD
THREAD0.250-28 UNRF-3A right-hand
HEAD & DRIVE
HEADFlat chamfer
HEAD HEIGHTMinimum 0.244 in; maximum 0.250 in
HEAD DIAMETER0.365–0.375 in
WIDTH ACROSS FLATS0.1875–0.1900 in
MATERIAL & FINISH
MATERIALIron alloy
MATERIAL SPECAMS5731 — ASSN STD · AMS5737 — ASSN STD
FINISHPassivate
FINISH SPECQQ-P-35
MECHANICAL
TENSILE STRENGTH160,000 psi
STANDARDS & TRACEABILITY
NSN5305-01-215-1357
GOVERNING STANDARD80205-NAS1351
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
length: 0.75", hexagon head
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.