PART NUMBER:

NA2143

FEDERAL SUPPLY CODE:

32387

NA2143 Series Two Lug Floating Capped Anchor Nut / BOOTS T65S, T65C, BOEING HS4172

NUT, ANCHOR, SELF-LOCKING, TWO LUG, FLOATING, CAPPED, 125,000 PSI

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Specifications
MATERIAL:

  • NO CODE -- NUT CAP & RETAINER

    Carbon or alloy steel, heat treated.

  • "C" CODE -- NUT & RETAINER

    A-286 corrosion resistant steel.

  • "C" CODE -- CAP

    A-286 corrosion resistant steel, 321 or 303 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.

  • "C" CODE -- RETAINER

    Passivated per AMS2700.

SERVICE TEMP.:

  • NO CODE

    To 450℉.

  • "C" CODE

    To 900℉.

VARIATIONS:

  • "H" CODE

    After dash no. for ⌀0.062 inspection hole in top of cap.

  • "BC" CODE

    After dash no. for dimpled (back countersink) rivet holes.

  • "P" CODE

    After dash no. for projection welding nibs (CRES. parts only).

  • "NR" CODE

    After dash no. for no rivet holes.

  • Refer to engineering data section for details on variation and suffix codes.

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 #: NA2143

  • Nut
  • Anchor
  • Self-Locking
  • Two Lug
  • Capped
  • Floating
  • 125,000 PSI

Part Number Example Callout

NA2143 C – 02 K:

NA2143 = 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. Floatibility – .030 radially from center, minimum.
  2. The cap squareness shall not restrict the full entry of the mating bolt.

Specifications

EXPAND ALL SECTIONS
MATERIAL

  • NO CODE -- NUT CAP & RETAINER:

    Carbon or alloy steel, heat treated.

  • "C" CODE -- NUT & RETAINER:

    A-286 corrosion resistant steel.

  • "C" CODE -- CAP:

    A-286 corrosion resistant steel, 321 or 303 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.

  • "C" CODE -- RETAINER:

    Passivated per AMS2700.

SERVICE TEMP.

  • NO CODE:

    To 450℉.

  • "C" CODE:

    To 900℉.

VARIATIONS

  • "H" CODE:

    After dash no. for ⌀0.062 inspection hole in top of cap.

  • "BC" CODE:

    After dash no. for dimpled (back countersink) rivet holes.

  • "P" CODE:

    After dash no. for projection welding nibs (CRES. parts only).

  • "NR" CODE:

    After dash no. for no rivet holes.

  • :

    Refer to engineering data section for details on variation and suffix codes.

APPLICATION

  • :

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

Interchangeability

BOEING HS4172 BOOTS T65C BOOTS T65S HS4172 T65C T65S

Related Tags

125000 PSI 32387 AMS-QQ-P-416 AMS2410 AMS2700 ANCHOR AS8879 CAPPED FLOATING HS4172 NASM25027 NUT SELF-LOCKING T65C T65S TWO LUG
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