PART NUMBER:

NA2139

FEDERAL SUPPLY CODE:

32387

NA2139 Series Capped Hex Nut / BOOTS T6S, T6C, ST158, NSA5053

NUT, HEX, SELF-LOCKING, 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

    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 #: NA2139

  • Nut
  • Hex
  • Self-Locking
  • Capped
  • 125,000 PSI

Part Number Example Callout

NA2139 C – 02 K1 H:

NA2139 = Basic Part Number
C = Material Code (See Material Code Section)
-02 = Thread Size (See Table I in Engineering Specs)
K1 = Overall Height (See Table I in Engineering Specs)
H = Inspection Hole (See Variations Section)

Notes:

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

Specifications

EXPAND ALL SECTIONS
MATERIAL

  • NO CODE -- NUT:

    Carbon Steel, Heat treated.

  • NO CODE -- CAP:

    Carbon Steel.

  • "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.

Interchangeability

BOOTS T6C BOOTS T6S NSA5053 ST158 T6C T6S

Related Tags

125000 PSI 32387 AMS-QQ-P-416 AMS2410 AS8879 BOOTS T6C BOOTS T6S CAPPED HEX NASM25027 NSA5053 NUT SELF-LOCKING ST158 T6C T6S
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