Hexagon Plain Nut

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  • Part Name
    HEXAGON PLAIN NUT
  • Federal Supply Class
    Nuts And Washers
  • NIIN
    013383364
  • Part Number
    NAS1423-06, NAS1423-06
  • National Stock Number
    5310-01-338-3364
  • Item Name Code
    1857
Specifications
  • THREAD SERIES
    UNJC
  • NOMINAL THREAD SIZE
    0.138 INCHES
  • THREAD QUANTITY PER INCH
    32
  • THREAD CLASS
    3B
  • THREAD DIRECTION
    RIGHT-HAND
  • MATERIAL
    STEEL COMP 4130 OR
  • STEEL COMP 4340 OVERALL
  • MATERIAL DOCUMENT AND CLASSIFICATION
    MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR
  • MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
  • SURFACE TREATMENT
    CADMIUM AND
  • CHROMATE OVERALL
  • SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
    QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • HARDNESS RATING
    34.0 ROCKWELL C MINIMUM AND
  • 38.0 ROCKWELL C MAXIMUM
  • NUT STYLE
    HEXAGON
  • NUT HEIGHT
    0.100 INCHES NOMINAL
  • WIDTH ACROSS FLATS
    0.313 INCHES MINIMUM AND
  • 0.315 INCHES MAXIMUM
  • BEARING SURFACE TYPE
    CHAMFERED
Restrictions
  • Demilitarization Code
    A

    Items subject to the Export Administration Regulations (EAR) in parts 773-74 of Title 15, Code of Federal Regulations (CFR) (CCLI or EAR99) and determined by the DoD to present a low risk when released out of DoD control. No DEMIL, MUT or end use certificate is required. May require an export license from DOC.

  • Criticality Code
    X

    Does not have a nuclear hardened feature or other critical feature such as tolerance, fit restriction or application.

  • Hazardous Material Code
    N

    There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

  • Precious Metals Code (PMIC)
    A

    Item does not contain Precious Metal.

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