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  • Part Name
    WELDING STUD
  • Federal Supply Class
    Studs
  • NIIN
    001649078
  • Part Number
    20T3742, 20T3742C1
  • National Stock Number
    5307-00-164-9078
  • Item Name Code
    16944
Specifications
  • MATERIAL
    STEEL
  • THREAD SERIES DESIGNATOR
    UNF NUT THREAD
  • NOMINAL THREAD SIZE
    0.500 INCHES NUT THREAD
  • THREAD CLASS
    2A NUT THREAD
  • THREAD QUANTITY PER INCH
    20 NUT THREAD
  • THREAD LENGTH
    2.500 INCHES NOMINAL NUT THREAD
  • III HARDNESS RATING
    264.0 BRINELL STANDARD MINIMUM AND
  • 302.0 BRINELL STANDARD MAXIMUM
  • THE MANUFACTURERS DATA
  • MANUFACTURERS CODE
    27315
  • DESIGN CONTROL REFERENCE
    20T3742C1
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)
    U

    Precious Metal type is unknown.

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