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REFERENCE IMAGE
EMANON PART NO.
NAS1149D0432J
NAS1149D0432J is a washer in aluminum alloy 2024 and aluminum alloy 1230 and chromate finish.
Washer
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
INSIDE DIAMETER0.255–0.275 in
OUTSIDE DIAMETER0.495–0.520 in
THICKNESS0.032
SHAPE
PERIPHERAL SHAPERound
CENTER HOLE SHAPERound
CROSS-SECTIONAL SHAPERectangular
MATERIAL & FINISH
MATERIALAluminum 2024 and aluminum 1230
MATERIAL SPECQQ-A-250/5
FINISHChromate
FINISH SPECMIL-C-5541
STANDARDS & TRACEABILITY
NSN5310-01-398-0344
GOVERNING STANDARD80205-NAS1149
FLIS · NSN 5310-01-398-0344 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Size: 1/4" thickness: 1/32", aluminum alloy 2024-t3, chemically treated finish, NAS1149 series washer
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.