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EMANON PART NO.

MS51831-201L

MS51831-201L is a insert in steel, passivate finish, 0.190 INCHES diameter and 0.312 inches length.

All Inserts

Insert
MS51831-201L — reference imageREFERENCE IMAGE

Reference image — representative of the type, not the exact part; verify dimensions per specification.

SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.190 in
LENGTH0.312 in
THREAD
THREAD10-32 inner
HEAD & DRIVE
STYLEH25 grooved keylock
MATERIAL & FINISH
MATERIALSteel
MATERIAL SPECFED STD 66 FED STD
FINISHPassivate
FINISH SPECQQ-P-35
STANDARDS & TRACEABILITY
NSN5325-00-253-2812
GOVERNING STANDARDMS51831-201L
ALTERNATE PART NUMBERSNAS1395C3L
FLIS · NSN 5325-00-253-2812 · retrieved 2026-08-10
DOCUMENTS
Certificate of Conformance — included with every order
No drawing on file — request it
Thread: 10-32 inner, thread 3/8-16 outer, wire rope swaging sleeve, with internal thread lock, MS51831 series insert
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.

RELATED SIZES IN THIS SERIES

MS51831-201L — Insert | Emanon Aircraft Fasteners