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REFERENCE IMAGE
EMANON PART NO.
MS25440-5
MS25440-5 is a washer in steel overall, cadmium overall finish and 7/8 diameter.
Washer
REFERENCE IMAGEReference image — representative of the type, not the exact part; verify dimensions per specification.
SPECIFICATIONS
KEY DIMENSIONS
INSIDE DIAMETER0.328 in (21/64)
OUTSIDE DIAMETER0.865–0.875 in
THICKNESS0.078 in (5/64)
SHAPE
PERIPHERAL SHAPERound
CENTER HOLE SHAPERound
CROSS-SECTIONAL SHAPERectangular
MATERIAL & FINISH
MATERIALSteel
MATERIAL SPECMIL-S-7952 or QQ-S-698
FINISHCadmium
FINISH SPECQQ-P-416,TY 2,CL 2
STANDARDS & TRACEABILITY
NSN5310-00-177-0978
GOVERNING STANDARDMS25440-5
FLIS · NSN 5310-00-177-0978 · retrieved 2026-08-08
DOCUMENTS
✓Certificate of Conformance — included with every order
No drawing on file — request it
Hole Diameter: 21/64", Diameter: 7/8", Thickness: 5/64"
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.