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NSN 5306-01-478-2443

Bolt Flush Head

About this product

Grip length min .9275 max .9475 grip diameter min .2490 max .2495.

Manufacturer part number 03A512-4-15C for national stock number 5306014782443.

Datasheet

  • Product description

    Internal Wrenching Bolt NSN 5306-01-478-2443.

  • MPN or Model

    03A512-4-15C

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.403 inches
  • Fastener Length
    Between 1.3230 inches and 1.3430 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.485 inches and 0.495 inches
  • Spline Major Diameter
    Between 0.173 inches and 0.183 inches
  • Internal Drive Style
    Torx
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    3490 pounds per square inch
  • Countersink Angle
    Between 129.0 degrees and 131.0 degrees
  • Material
    Stainless steel
  • Material Specification
    Ams5844 assn standard single material 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 5306014782443

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
03A512-4-15C Northrop Grumman Systems Corporation
PBF1682-4-15C Sps Technologies, Llc
03A512 Northrop Grumman Systems Corporation
CB9295-4-15C Click Bond, Inc.
Stock Check
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