MS21042-6: NAS1291X6, NAS679X6

MS21042-6

What it is: MS21042 nut
Equivalents: NAS1291X6NASCatalog onlySame NSN 5310-00-810-1786 (government catalog). Not a maker's approval: confirm on the drawing.
NAS679X6NASCatalog onlySame NSN 5310-00-810-1786 (government catalog). Not a maker's approval: confirm on the drawing.
+15 more reference numbers in the detail below.
Install tooling, by who made the part: Not documented for this part number. Ask a tooling specialist →

Qty

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

Full detail: decode, cited documents, every stock number

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

Qty

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

No sourced equivalent on file for MS210426. SpecLok only lists an equivalent when a manufacturer or government document states it.

Possible NASM form, to verify: MS210426 / NASM210426. 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 MS90353U Notice 1: canceled and superseded by NASM90353, part numbers identical (everyspec) ↗