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EMANON PART NO.
MS51021-33
MS51021-33 is a screw in steel comp 302 overall or steel comp 303 overall or steel comp 304 overall or steel comp 316 overall, passivate overall finish, 0.164 INCHES diameter and 0.312 inches nominal length.
Screw
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.164 in
LENGTHNominal 0.312 in
THREAD LENGTHMaximum 0.312 in
THREAD
THREAD0.164-32 UNC-3A right-hand
HEAD & DRIVE
HEADHeadless (setscrew)
WIDTH ACROSS FLATS0.078 in nom
MATERIAL & FINISH
MATERIALSteel comp 302 overall or steel comp 303 overall or steel comp 304 overall or steel comp 316 overall
MATERIAL SPEC66 — FED STD
FINISHPassivate overall
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5305-00-230-7465
FLIS · NSN 5305-00-230-7465 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
MS51021-33 Setscrew
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.