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NSN 5306-01-021-3743

Bolt Flush Head

About this product

Between 0.734 inches and 0.766 inches fastener length, flat chamfer head style, between 0.303 inches and 0.312 inches head diameter, head height: between 0.185 inches and 0.190 inches .

Manufacturer part number 78164-106 for national stock number 5306010213743.

Datasheet

  • Product description

    Internal Wrenching Bolt NSN 5306-01-021-3743.

  • MPN or Model

    78164-106

  • 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
    Between 0.672 inches and 0.766 inches
  • Fastener Length
    Between 0.734 inches and 0.766 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.303 inches and 0.312 inches
  • Head Height
    Between 0.185 inches and 0.190 inches
  • Hole Diameter
    0.047 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.190 inches
  • Width Across Flats
    0.156 inches
  • Hole Quantity
    6
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    170000 pounds per square inch
  • Hardness Rating
    38.0 rockwell c and 45.0 rockwell c
  • Hole Configuration Style
    Round longitudinal hole
  • Material
    Steel comp 410
  • Material Specification
    Qq-s-763 federal specification single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unc
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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 5306010213743

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
78164-106 Triumph Engine Control Systems, Llc
78164-106 Sps Technologies, Llc
78164-106 Allen Mfg Co
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