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REFERENCE IMAGE
EMANON PART NO.
NAS1587-5L
NAS1587-5L is a washer in steel comp 321 overall or steel comp 348 overall or steel comp 347 overall and passivate overall finish.
Washer
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
INSIDE DIAMETER0.315–0.324 in
OUTSIDE DIAMETER0.583–0.603 in
THICKNESS0.021–0.041 in
SHAPE
PERIPHERAL SHAPERound
CENTER HOLE SHAPERound
CROSS-SECTIONAL SHAPERectangular
MATERIAL & FINISH
MATERIALSteel 321/348/347
MATERIAL SPECMIL-S-6721 or QQ-S-763,COND A AND MIL-S-6721 AND QQ-S-763,COND A
FINISHPassivate
STANDARDS & TRACEABILITY
NSN5310-00-883-3049
GOVERNING STANDARD80205-NAS1587
FLIS · NSN 5310-00-883-3049 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
size: 5/16", plain washer, corrosion resistant steel
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.