1-321-802-5889

NSN 5306-01-255-9441

Bolt Flush Head

About this product

3.575 inches fastener length, knurled no. 1 head style, between 0.977 inches and 1.000 inches head diameter, head height: between 0.490 inches and 0.500 inches .

Manufacturer part number 91264A804 for national stock number 5306012559441.

Datasheet

  • Product description

    Internal Wrenching Bolt NSN 5306-01-255-9441.

  • MPN or Model

    91264A804

  • 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
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    0.875 inches
  • Fastener Length
    3.575 inches
  • Head Style
    Knurled no. 1
  • Head Diameter
    Between 0.977 inches and 1.000 inches
  • Head Height
    Between 0.490 inches and 0.500 inches
  • Locking Feature
    Pellet threads
  • First Diameter From Head
    0.750 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    2.500 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.625 inches
  • Width Across Flats
    0.375 inches
  • Thready Qty Per Inch (tpi)
    11
  • Material
    Steel
  • Thread Series Designator
    Unc
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 5306012559441

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
91264A804 Mcmaster-carr Supply Company
0.750 DIAX2.500 Mcmaster-carr Supply Company
Stock Check
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