AN960C4: NAS1149C4

AN960C4

What it is: AN960 flat washer, Flat washer, fits NO. 4 bolt or screw; ID (A) .125" ±.010; OD (D) .312", thickness .032" (Table I row alignment, carbon steel / CRES columns)
Equivalents: NAS1149C4NASCatalog onlySame NSN 5310-01-656-8222 (government catalog). Not a maker's approval: confirm on the drawing.
+7 more reference numbers in the detail below.
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: Flat washer
Diameter: fits NO. 4 bolt or screw; ID (A) .125" ±.010; OD (D) .312"
Grip / length: thickness .032" (Table I row alignment, carbon steel / CRES columns)
Material: Corrosion resistant steel per MIL-S-5059, AMS 5510 or AMS 5512 (C code); passivate per QQ-P-35 (for uncoated CRES only) (Table I column "UNCOATED PASSIVATED")

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

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

No sourced equivalent on file for AN960C4. SpecLok only lists an equivalent when a manufacturer or government document states it.