PART NUMBER:

NA2137

FEDERAL SUPPLY CODE:

32387

NA2137 Series One Lug Capped Anchor Nut / BOOTS MT12CK, MT12CK1, MT12SK, MT12SK1

NUT, ANCHOR, MINIATURE, ONE LUG, FIXED, CAPPED, 125,000 PSI

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Specifications
MATERIAL:
  • NO CODE -- NUT

    Carbon steel, heat treated.

  • NO CODE -- CAP

    Carbon steel.

  • "C" CODE -- NUT

    A286 corrosion resistant steel.

  • "C" CODE -- CAP

    A286 corrosion resistant steel or 300 series corrosion resistant steel.

FINISH:
  • NO CODE

    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:
  • "H" SUFFIX

    Add after dash no. for ⌀.062 inspection hole in top of cap.

  • "P" SUFFIX

    Add after dash no. for projection welding nibs.

  • "BC" SUFFIX

    Add after dash no. for countersunk rivet holes.

  • "NF" SUFFIX

    Add after dash no. for no finish.

  • "NR" SUFFIX

    Add after dash no. for plain base without rivet holes.

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 #: NA2137

  • Nut
  • Anchor
  • Miniature
  • One Lug
  • Fixed
  • Capped
  • 125,000 PSI

Part Number Example Callout

NA2137 C – 02 – K H :

NA2137 = 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)
H = Dash No. Suffix (See Variations Section)

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

Specifications

MATERIAL
  • NO CODE -- NUT:

    Carbon steel, heat treated.

  • NO CODE -- CAP:

    Carbon steel.

  • "C" CODE -- NUT:

    A286 corrosion resistant steel.

  • "C" CODE -- CAP:

    A286 corrosion resistant steel or 300 series corrosion resistant steel.

FINISH
  • NO CODE:

    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
  • "H" SUFFIX:

    Add after dash no. for ⌀.062 inspection hole in top of cap.

  • "P" SUFFIX:

    Add after dash no. for projection welding nibs.

  • "BC" SUFFIX:

    Add after dash no. for countersunk rivet holes.

  • "NF" SUFFIX:

    Add after dash no. for no finish.

  • "NR" SUFFIX:

    Add after dash no. for plain base without rivet holes.

APPLICATION
  • :

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