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NSN 5306-01-124-5243

Bolt Flush Head

About this product

11.188 inches fastener length, flat chamfer head style, 2.250 inches head diameter, head height: 1.500 inches .

Manufacturer part number 810-4384539 PIECE 85 for national stock number 5306011245243.

Datasheet

  • Product description

    Internal Wrenching Bolt NSN 5306-01-124-5243.

  • MPN or Model

    810-4384539 PIECE 85

  • 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)
  • Unit Weight (Est.)
    6.6 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    2.000 inches
  • Fastener Length
    11.188 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    2.250 inches
  • Head Height
    1.500 inches
  • Locking Feature
    Pellet threads
  • First Diameter From Head
    1.500 inches
  • Second Diameter From Head
    1.345 inches
  • Third Diameter From Head
    1.500 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    2.938 inches
  • Distance From Largest Bearing Surface Of Head To End Of Second Diameter
    8.313 inches
  • Distance From Largest Bearing Surface Of Head To End Of Third Diameter
    8.563 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    1.500 inches
  • Width Across Flats
    1.000 inches
  • Thready Qty Per Inch (tpi)
    8
  • Min. Tensile Strength (psi)
    135000 pounds per square inch
  • Hardness Rating
    279.0 brinell standard and 300.0 brinell standard
  • Minimum Yield Strength
    115000 pounds per square inch
  • Externally Relieved Body Diameter Quantity
    3
  • Surface Finish
    63.0 microinches grip
  • Material
    Steel comp 4140
  • Material Specification
    Mil-s5626 military specification single material response
  • Thread Series Designator
    Un
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Internal Wrenching Bolt

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Mechanic Bill explains Bolt Flush Head

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NSN 5306011245243

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
810-4384539 PIECE 85 Naval Ship Systems Command
803-4384539 PIECE 85 Naval Sea Systems Command
810-4384539 PIECE 85 Naval Sea Systems Command
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