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EMANON PART NO.
NAS1149D1890K
NAS1149D1890K is a washer in aluminum alloy 2024 overall, anodize overall finish and 1-57/64 diameter.
Washer
SPECIFICATIONS
KEY DIMENSIONS
INSIDE DIAMETER1.141 in (1-9/64)
OUTSIDE DIAMETER1.875
THICKNESS0.094 in (3/32)
SHAPE
PERIPHERAL SHAPERound
CENTER HOLE SHAPERound
CROSS-SECTIONAL SHAPERectangular
MATERIAL & FINISH
MATERIALAluminum alloy 2024 overall
MATERIAL SPECSPECIFICATIONS BEING VERIFIED
FINISHAnodize overall
FINISH SPECMIL-A-8625,TY 1A or TY 2,CL 1
STANDARDS & TRACEABILITY
NSN5310-01-271-1004
FLIS · NSN 5310-01-271-1004 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
Hole Diameter: 1-9/64", Diameter: 1-57/64", Thickness: 3/32", 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.