PART NUMBER:

NA2371

FEDERAL SUPPLY CODE:

32387

NA2371 Castellated Nut

NUT, CASTELLATED, SPANNER-END SLOTS

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PART #: NA2371

  • Nut
  • Castellated
  • Spanner-End Slots

Part Number Example Callout

NA2371 – 29:

Na2371 = Basic Part Number
-29 = Thread Size (See Table A and Table B)

Notes:

  1. Magnetic particle inspection per AMS2640.
  2. Dimensioning and tolerancing per USAS Y14.5-1966.
  3. Break sharp edges .003-.015 unless otherwise specified.
  4. Dimensions in inches unless otherwise specified, tolerances linear dimensions +/- .010, angular dimensions +/- 2 degrees.
  5. See table A for dimensions of threads not listed in AS8879.
  6. Do not use unassigned part numbers.
  7. AS and AMS are Society of Automotive Engineers, Inc. publications. This standard has developed cooperatively with military services by the SAE Aerospace Parts Standards Division.

Specifications

MATERIAL
  • Steel:

    Per AMS6322 or AMS6323.

HARDNESS
  • :

    Rockwell C26-32.

SURFACE TEXTURE
  • :

    USAS B46 1 1962 unless otherwise specified, surfaces to be 125 microinches.