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EMANON PART NO.
MS16556-657
Fastener · listed as MS16556-657 SPLIT LOCK WASHER
SPECIFICATIONS
MATERIAL & FINISH
MATERIALOVERALL STEEL COMP 410 OR STEEL COMP 416
FINISHOVERALL PASSIVATE
MECHANICAL
HARDNESSRockwell c minimum 36.0 and rockwell c maximum 42.0
FLIS · NSN 010747935 · retrieved 2026-09-16
DOCUMENTS
✓Certificate of Conformance & test reports available for most products (standard cert fees apply)
No drawing on file — request it
MS16556-657 SPLIT LOCK 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.