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NSN 5305-00-291-9990

Button Head Socket Screw

About this product

1.094 inches fastener length, flat countersunk head style, between 0.319 inches and 0.332 inches head diameter, locking feature: patch or strip threads.

Manufacturer part number NK509-8R17 for national stock number 5305002919990.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-291-9990.

  • MPN or Model

    NK509-8R17

  • 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
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.438 inches
  • Fastener Length
    1.094 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.319 inches and 0.332 inches
  • Locking Feature
    Patch or strip threads
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.164 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
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Steel comp 8630 or steel comp 4037 fastener
  • Material Specification
    Mil-s-6050 military specification 1st material response or mil-s-8695 military specification 2nd material response fastener
  • Surface Treatment
    Cadmium
  • Thread Series Designator
    Unc
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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 5305002919990

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NK509-8R17 Nylok Corporation
NK509-8R17 Nylok Corporation
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