PART NUMBER:

NA2138

FEDERAL SUPPLY CODE:

32387

NA2138 Series Miniature Short Lug Capped Anchor Nut / BOOTS MT13S, MT13C

NUT, ANCHOR, MINIATURE, SELF-LOCKING, SHORT LUG, FIXED, CAPPED, 125,000 PSI

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Specifications
MATERIAL:
  • NO CODE -- NUT & CAP

    Carbon or alloy steel, heat treated.

  • "C" CODE -- NUT

    A-286 corrosion resistant steel.

  • "C" CODE -- CAP

    A-286 corrosion resistant steel or 300 series corrosion resistant steel.

FINISH:
  • NO CODE -- NUT & CAP

    Cadmium plated per AMS-QQ-P-416, type II, class 2 plus NAFCO carbowax lubricant.

  • "C" CODE -- NUT & CAP

    Silver plated per AMS2410.

SERVICE TEMP.:
  • NO CODE

    To 450℉.

  • "C" CODE

    To 900℉.

VARIATIONS:
  • Add "H" after dash no. for ⌀0.062 inspection hole in top of cap.

APPLICATION:
  • The cap on the nut prevents wire abrasion, traps metallic flakes and protects bolt threads against contamination.

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Product Information

Marketing Summary

PART #: NA2138

  • Nut
  • Anchor
  • Miniature
  • Self-Locking
  • Short Lug
  • Fixed
  • Capped
  • 125,000 PSI

Part Number Example Callout

NA2138 C – 02 K:

NA2138 = Basic Part Number
C = Material Code (See Material Code Section)
-02 = Thread Size (See Table I in Engineering Specs)
K = Dome Height (See Table I in Engineering Specs)

Notes:

  1. The cap squareness shall not restrict the full entry of the mating bolt.

Specifications

MATERIAL
  • NO CODE -- NUT & CAP:

    Carbon or alloy steel, heat treated.

  • "C" CODE -- NUT:

    A-286 corrosion resistant steel.

  • "C" CODE -- CAP:

    A-286 corrosion resistant steel or 300 series corrosion resistant steel.

FINISH
  • NO CODE -- NUT & CAP:

    Cadmium plated per AMS-QQ-P-416, type II, class 2 plus NAFCO carbowax lubricant.

  • "C" CODE -- NUT & CAP:

    Silver plated per AMS2410.

SERVICE TEMP.
  • NO CODE :

    To 450℉.

  • "C" CODE:

    To 900℉.

VARIATIONS
  • :

    Add "H" after dash no. for ⌀0.062 inspection hole in top of cap.

APPLICATION
  • :

    The cap on the nut prevents wire abrasion, traps metallic flakes and protects bolt threads against contamination.