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NSN 5306-00-639-1751

Bolt Flush Head

About this product

1.312 inches fastener length, between 0.428 inches and 0.438 inches head diameter, 0.250 inches head height, hole diameter: 0.062 inches .

Manufacturer part number MS20004H13 for national stock number 5306006391751.

Datasheet

  • Product description

    Internal Wrenching Bolt NSN 5306-00-639-1751.

  • MPN or Model

    MS20004H13

  • 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.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.475 inches
  • Fastener Length
    1.312 inches
  • Head Diameter
    Between 0.428 inches and 0.438 inches
  • Head Height
    0.250 inches
  • Hole Diameter
    0.062 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.188 inches and 0.190 inches
  • Hole Quantity
    4
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    34.0 rockwell c and 40.0 rockwell c
  • Hole Configuration Style
    Round longitudinal hole
  • Material
    Steel
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2 cl 2 federal specification single treatment response
  • Thread Series Designator
    Unf
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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 5306006391751

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MS20004H13 National Aerospace Standards
MS20004H13 Military Standards
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