PART NUMBER:

NA2112

FEDERAL SUPPLY CODE:

32387

NA2112 Series Gang Channel / LE114-(0083-0100)

GANG CHANNEL, FLEXIBLE, VARIABLE COUNTERBORE, REPLACEABLE NUT ELEMENT, 160,000 PSI, 450℉

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Specifications
MATERIAL:
  • NUT

    A286 CRES (UNS S66286) per AMS5525, AMS5732, or AMS5737.

  • CHANNEL

    Aluminum alloy 7075-T6 or 7075-T62 (UNS A97075) per AMS-QQ-A-250/12.

  • RETAINING CLIP

    XM-28 stainless steel spring wire (UNS S24100) per ASTM A313/A313M.

FINISH:
  • NUT

    Passivate per AMS2700 plus NAFCO molybdenum disulfide dry film lubricant.

  • CHANNEL

    Anodized per MIL-A-8625, type II, class 1 plus coat with AMS-C-27725, type II, grade 1 coating per NAFCO WI8.5-06.

  • RETAINING CLIP

    Passivate per AMS2700 method 1 or 2.

CUTOFF CODE:
  • "-"

    "U" cutoff at both ends.

  • V

    "V" cutoff at both ends.

  • R

    "U" cutoff at one end and "V" cutoff at the other end.

SERVICE TEMP.:
  • To 450℉.

PERFORMANCE:
  • NASM25027 except for torque-out and push-out, tensile 160,000 PSI at basic pitch diameter (see appropriate tables). These values apply both separately and combined. For push-out test, rivet spacing of a corresponding two-lug anchor nut will be applicable.

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Product Information

Marketing Summary

PART #: NA2112

  • Gang Channel
  • Flexible
  • Variable Counterbore
  • Replaceable Nut Element
  • 160,000 PSI
  • 450℉

Part Number Example Callout

NA2112 – 1 – 02 – 30 06 – 3 1 :

NA2112 = Basic Part Number
– 1 = Counterbore Depth “E” Dimension (See Table I in Engineering Specs)
– 02 = Thread Size (See Table I in Engineering Specs)
“-” = Cutoff Code (See Code Section & Example Callout in Engineering Specs)
30 = Nut Spacing Dash Number (See Table II in Engineering Specs)
06 = Number of Nuts Required if Less Than Maximum Number Shown in Appropriate Table
– 3 = Optional Mounting Hole Size
1 = Number of Nuts Between Mounting Holes

  1. Float of nut element shall not be less than .015 radially from centered position. Nut element shall be capable of engagement with a bolt in the maximum misaligned position.
  2. Bare channel ends resulting from channel being cut from larger sections permitted to be brush alodined per paragraph 3.3.8 of MIL-A-8625 or to be painted.
  3. /3/ Tolerances on channel apply before painting and all tolerances are non-cumulative.
  4. Dimensioning and tolerancing per ANSI Y14.5M-1982.
  5. Threads shall be in accordance with AS8879. The upper threaded portion of the nut shall be deformed to provide self-locking feature.
  6. /6/ Counterbore depth (“E” dimension) includes thickness of channel material.
  7. Channel will be readily bendable along minimum radius bends (see appropriate tables) with maximum permissible gap of .025 between channel and structure.
  8. Channel shall me marked with NAFCO USA, LLC manufacturing mark “N”. Location optional except must be visible after assembly.
  9. Nut element(s) shall be marked with manufacturer’s identification, first dash number (nut counterbore code) and “C” for CRES material in accordance with MIL-STD-130.

Specifications

MATERIAL
  • NUT:

    A286 CRES (UNS S66286) per AMS5525, AMS5732, or AMS5737.

  • CHANNEL:

    Aluminum alloy 7075-T6 or 7075-T62 (UNS A97075) per AMS-QQ-A-250/12.

  • RETAINING CLIP:

    XM-28 stainless steel spring wire (UNS S24100) per ASTM A313/A313M.

FINISH
  • NUT:

    Passivate per AMS2700 plus NAFCO molybdenum disulfide dry film lubricant.

  • CHANNEL :

    Anodized per MIL-A-8625, type II, class 1 plus coat with AMS-C-27725, type II, grade 1 coating per NAFCO WI8.5-06.

  • RETAINING CLIP:

    Passivate per AMS2700 method 1 or 2.

CUTOFF CODE
  • "-":

    "U" cutoff at both ends.

  • V:

    "V" cutoff at both ends.

  • R:

    "U" cutoff at one end and "V" cutoff at the other end.

SERVICE TEMP.
  • :

    To 450℉.

PERFORMANCE
  • :

    NASM25027 except for torque-out and push-out, tensile 160,000 PSI at basic pitch diameter (see appropriate tables). These values apply both separately and combined. For push-out test, rivet spacing of a corresponding two-lug anchor nut will be applicable.