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EMANON PART NO.
MS51831-103L
MS51831-103L is a insert in steel comp 302, passivate finish and 0.312 INCHES diameter.
Insert
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.312 in
THREAD
THREAD0.312-18 UNC
HEAD & DRIVE
STYLEH25 grooved keylock
MATERIAL & FINISH
MATERIALSTEEL COMP 302
MATERIAL SPECSPECIFICATIONS BEING VERIFIED
FINISHPASSIVATE
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5325-00-420-1901
GOVERNING STANDARDMS51831-103L
FLIS · NSN 5325-00-420-1901 · retrieved 2026-08-10
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
MS51831-103L
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.