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EMANON PART NO.
MS16997-63
MS16997-63 is a screw in steel, cadmium and chromate finish, 0.250 INCHES diameter and 1-1/4 length.
Screw
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in
LENGTH1.250 in (1-1/4)
THREAD LENGTHMinimum 1.101 in; maximum 1.150 in
THREAD
THREAD1/4-20
HEAD & DRIVE
HEADFlat chamfer
HEAD HEIGHTMinimum 0.244 in; maximum 0.250 in
HEAD DIAMETER0.365–0.375 in
WIDTH ACROSS FLATS0.187–0.190 in
MATERIAL & FINISH
MATERIALSteel
FINISHCadmium and chromate
FINISH SPECQQ-P-416,TY 2,CL 3 ALL TREATMENT RESPONSES
MECHANICAL
TENSILE STRENGTH160,000 psi
HARDNESS36–45 HRC
STANDARDS & TRACEABILITY
NSN5305-00-978-9381
GOVERNING STANDARDMS16997-63
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
Fastener Length: 1-1/4", Thread: 1/4-20, Head Width: 3/16", Thread Length: 1-9/64",
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.