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REFERENCE IMAGE
EMANON PART NO.
NAS1149C1890R
NAS1149C1890R is a washer in steel corrosion resisting overall or steel comp 321 overall or steel comp 347 overall or steel comp 348 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 DIAMETER1.130–1.150 in
OUTSIDE DIAMETER1.875
THICKNESS0.080–0.100 in
SHAPE
PERIPHERAL SHAPERound
CENTER HOLE SHAPERound
CROSS-SECTIONAL SHAPERectangular
MATERIAL & FINISH
MATERIALSteel corrosion resisting/321/347/348
MATERIAL SPECMIL-S-5059 AND MIL-S-6721 AND MIL-S-6721 AND MIL-S-6721
FINISHPassivate
STANDARDS & TRACEABILITY
NSN5310-00-331-3332
FLIS · NSN 5310-00-331-3332 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
size: 1-1/8", thickness 0.09", corrosion resistant steel, passivated finish
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.