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REFERENCE IMAGE
EMANON PART NO.
MS20426AD8-4
MS20426AD8-4 is a rivet in aluminum alloy 2117 overall, chromate overall finish, 1/4 diameter and 0.2400 inches minimum and 0.2600 inches maximum length.
Rivet
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
DIAMETER0.250 in (1/4)
LENGTH0.2400–0.2600 in
HEAD & SHANK
HEADFlush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer)
HEAD DIAMETER0.472–0.480 in
SHANK STYLED10 straight with radius chamfered tip
SHANK DIAMETER0.249–0.253 in
MATERIAL & FINISH
MATERIALAluminum 2117
FINISHChromate
FINISH SPECMIL-C-5541,CL 1A
STANDARDS & TRACEABILITY
NSN5320-01-365-4938
FLIS · NSN 5320-01-365-4938 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
length: 1/4", diameter: 1/4", countersunk precision head, aluminum alloy, roughly 560 pieces per pound
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.