MS35338-121

What it is: MS35338 helical spring lock washer, Lock washer, helical spring, regular (medium) series, nominal size 5/16 (.312); ID (A) .314-.322"; OD (B) .583" max, section thickness C .078" min (MS35338 Req. 4), width W .125" min
Equivalents: No equivalent on file: no maker document names one and the government catalog lists none on its stock number.
Install tooling, by who made the part: Not documented for this part number. Ask a tooling specialist →

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Reference only: the drawing and its process spec govern. How to read this

Full detail: decode, cited documents, every stock number

Head: Lock washer, helical spring, regular (medium) series
Diameter: nominal size 5/16 (.312); ID (A) .314-.322"; OD (B) .583" max
Grip / length: section thickness C .078" min (MS35338 Req. 4), width W .125" min
Material: Nickel-copper-aluminum alloy, uncoated (Table I column "NICKEL COPPER ALLOY"; Req. 1e, 2d)

Install tooling, by who made the partNot documented for this part number.

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Drop-in equivalents

Identical or approved-alternate part numbers, each with the document that states it.

No sourced equivalent on file for MS353381. SpecLok only lists an equivalent when a manufacturer or government document states it.

Possible NASM form, to verify: MS353381 / NASM353381. If a conversion exists, NASM is the converted form of the MS standard with an identical part number (e.g. MS90353U Notice 1). Not every MS has a NASM successor: verify the NASM document exists; the part may still be stocked as MS. MS90353U Notice 1: canceled and superseded by NASM90353, part numbers identical (everyspec) ↗