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REFERENCE IMAGE
EMANON PART NO.
MS51973-8
MS51973-8 is a screw in steel comp 4032 overall or steel comp 4037 overall or steel comp 4137 overall or steel comp 4140 overall or steel comp 8630 overall or steel comp 8740 overall, cadmium overall and chromate overall finish, 0.112 INCHES diameter and 1/8 length.
Screw
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.112 in
LENGTH0.125 in (1/8)
THREAD LENGTH0.115–0.135 in
THREAD
THREAD4-40
HEAD & DRIVE
HEADHeadless (setscrew)
WIDTH ACROSS FLATS0.050 in nom
MATERIAL & FINISH
MATERIALSteel 4032/4037/4137/4140 +2
MATERIAL SPECAISI ALL MATERIAL RESPONSES
FINISHCadmium and chromate
FINISH SPECQQ-P-416 TY 2 CL 3
MECHANICAL
HARDNESS45–53 HRC
STANDARDS & TRACEABILITY
NSN5305-00-051-4483
FLIS · NSN 5305-00-051-4483 · retrieved 2026-08-07
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 1/8", Thread: 4-40, Head Width: 1/16", Thread Length: 1/8"
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.