Externally Relieved Body Screw

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  • Part Name
    EXTERNALLY RELIEVED BODY SCREW
  • Federal Supply Class
    Screws
  • NIIN
    010914374
  • Part Number
    3137976-01, 3137976-01
  • National Stock Number
    5305-01-091-4374
  • Item Name Code
    1852
Specifications
  • THREAD SERIES DESIGNATOR
    UNC
  • NOMINAL THREAD DIAMETER
    0.086 INCHES
  • THREAD QUANTITY PER INCH
    56
  • THREAD CLASS
    2A
  • THREAD DIRECTION
    RIGHT-HAND
  • THREAD LENGTH
    0.177 INCHES NOMINAL
  • FASTENER LENGTH
    0.257 INCHES NOMINAL
  • MATERIAL
    STEEL CORROSION RESISTING OVERALL
  • MATERIAL DOCUMENT AND CLASSIFICATION
    QQ-S-763 300 SERIES FED SPEC SINGLE MATERIAL RESPONSE OR
  • COMP 16-18 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • SURFACE TREATMENT
    PASSIVATE OVERALL
  • SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
    QQ-P-35 TY 1,2,OR 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • HEAD STYLE
    PAN
  • HEAD DIAMETER
    0.136 INCHES MINIMUM AND
  • 0.140 INCHES MAXIMUM
  • HEAD HEIGHT
    0.030 INCHES MINIMUM AND
  • 0.040 INCHES MAXIMUM
  • INTERNAL DRIVE STYLE
    CROSS RECESS TYPE 1
  • EXTERNALLY RELIEVED BODY DIAMETER QUANTITY
    1
  • FIRST DIAMETER FROM HEAD
    0.054 INCHES MINIMUM AND
  • 0.064 INCHES MAXIMUM
  • DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER
    0.080 INCHES NOMINAL
  • THE MANUFACTURERS DATA
  • MANUFACTURERS CODE
    0PN68
  • DESIGN CONTROL REFERENCE
    3137976-01
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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