NASM6812-27: AN178-27, AN178H27, NAS57-27

NASM6812-27

What it is: Close tolerance bolt, NAS part number
Equivalents: AN178-27ANCatalog onlySame NSN 5306-00-151-3087 (government catalog). Not a maker's approval: confirm on the drawing.
AN178H27ANCatalog onlySame NSN 5306-00-151-3087 (government catalog). Not a maker's approval: confirm on the drawing.
NAS57-27NASCatalog onlySame NSN 5306-00-151-3087 (government catalog). Not a maker's approval: confirm on the drawing.
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

Dash numbers not decoded: SpecLok has no structured decoder for this series. Read them from the controlling spec.

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 NASM681227. SpecLok only lists an equivalent when a manufacturer or government document states it.

Possible NASM form, to verify: MS681227 / NASM681227. 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 MS90353U Notice 1: canceled and superseded by NASM90353, part numbers identical (everyspec) ↗