NSN 5305-00-840-0113

Button Head Socket Screw

About this product

0.375 inches fastener length, flat countersunk head style, between 0.146 inches and 0.148 inches head diameter, internal drive style: hexagon.

Manufacturer part number A9378 for national stock number 5305008400113.


  • Product description

    Socket Head Cap Screw NSN 5305-00-840-0113.

  • MPN or Model


  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093483 - Bolts, Nuts Or Screws, NOI Iron Or
  • Thread Class
  • Thread Direction
  • Thread Length
    0.375 inches
  • Fastener Length
    0.375 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.146 inches and 0.148 inches
  • Internal Drive Style
  • Thread Diameter
    0.112 inches
  • Width Across Flats
    0.078 inches
  • Thready Qty Per Inch (tpi)
  • Countersink Angle
    Between 12.0 degrees and 13.0 degrees
  • Surface Finish
    64.0 microinches
  • Material
  • Thread Series Designator
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

Pricing and Availability

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NSN 5305008400113

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
A9378 Eaton Corporation
A9378 Eaton Motor Site
Stock Check
Availability for this item was last checked on 02/21/24. The quantities and conditions available at the time were:
  • NE: 1