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REFERENCE IMAGE
EMANON PART NO.
MS51021-131
MS51021-131 is a screw in steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385, passivate finish, 0.164 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
DIAMETER0.164 in
LENGTH0.125 in (1/8)
THREAD LENGTH0.115–0.135 in
THREAD
THREAD8-32
HEAD & DRIVE
HEADHeadless (setscrew)
WIDTH ACROSS FLATS0.078 in nom
MATERIAL & FINISH
MATERIALSteel 301/302/302b/303 +18
FINISHPassivate
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5305-01-113-0529
FLIS · NSN 5305-01-113-0529 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Fastener Length: 1/8", Thread: 8-32, Head Width: 1/16", Thread Length: 1/8", MS51021 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.