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NSN 5305-00-656-0051

Button Head Socket Screw

About this product

0.438 inches fastener length, flat countersunk head style, between 0.359 inches and 0.385 inches head diameter, internal drive style: cross recess type 1.

Manufacturer part number MILS7839 for national stock number 5305006560051.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-656-0051.

  • MPN or Model

    MILS7839

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    0.355 inches
  • Fastener Length
    0.438 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.359 inches and 0.385 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.190 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    125000 pounds per square inch
  • Hardness Rating
    26.0 rockwell c and 32.0 rockwell c
  • Countersink Angle
    100.0 degrees
  • Material
    Steel comp 4037 or steel comp 8630
  • Material Specification
    Ams-6300 assn standard 1st material response or mil-s-6050 military specification 2nd material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, type 2, class 3 federal specification single treatment response
  • Thread Series Designator
    Unf
  • Departure From Cited Designator
    As mod by locking feature
More from these suppliers
Socket Head Cap Screw

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Mechanic Bill explains Button Head Socket Screw

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NSN 5305006560051

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MILS7839 National Aerospace Standards
NK507C1032R7 Nylok Corporation
9081605 U S Army Aviation And Missile
MILS7839 Military Specifications
Stock Check
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