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EMANON PART NO.
MS20427M6-8
MS20427M6-8 is a rivet in nickel alloy 400 overall or nickel alloy r-405 overall, 3/16 diameter and 0.490 inches minimum and 0.510 inches maximum length.
Rivet
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.188 in (3/16)
LENGTHMinimum 0.490 in; maximum 0.510 in
GRIPNominal 0.219 in
HEAD & SHANK
HEADFlush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer)
HEAD DIAMETER0.323–0.365 in
SHANK STYLED9 straight
SHANK DIAMETER0.186–0.190 in
MATERIAL & FINISH
MATERIALNickel alloy 400 overall or nickel alloy r-405 overall
MATERIAL SPECQQ-N-281 — FED SPEC
MECHANICAL
SHEAR STRENGTH49,000 psi
STANDARDS & TRACEABILITY
NSN5320-00-118-2070
GOVERNING STANDARDMS20427M6-8
FLIS · NSN 5320-00-118-2070 · retrieved 2026-08-09
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
length: 1/2", diameter: 3/16", countersunk head, monel
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.