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EMANON PART NO.
NAS1587-5
NAS1587-5 is a washer in steel comp 321 overall or steel comp 347 overall, passivate overall finish and 0.593" NAS1587 series washer diameter.
Washer
SPECIFICATIONS
KEY DIMENSIONS
INSIDE DIAMETER0.315–0.324 in
OUTSIDE DIAMETER0.593 in nom
THICKNESS0.062 in nom
SHAPE
PERIPHERAL SHAPERound
CENTER HOLE SHAPERound
CROSS-SECTIONAL SHAPERectangular
MATERIAL & FINISH
MATERIALSteel comp 321 overall or steel comp 347 overall
MATERIAL SPECMIL-S-6721 — MIL SPEC
FINISHPassivate overall
STANDARDS & TRACEABILITY
NSN5310-00-162-2517
GOVERNING STANDARD80205-NAS1587
FLIS · NSN 5310-00-162-2517 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
Diameter: 0.593" NAS1587 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.