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NSN 5306-01-203-6812

Bolt Flush Head

About this product

0.625 inches fastener length, between 0.308 inches and 0.315 inches head height, between 0.489 inches and 0.500 inches width between flats, extended washer diameter: 0.625 inches .

Manufacturer part number HFU7900-12D-M-1 for national stock number 5306012036812.

Datasheet

  • Product description

    Internal Wrenching Bolt NSN 5306-01-203-6812.

  • MPN or Model

    HFU7900-12D-M-1

  • 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
    0.625 inches
  • Fastener Length
    0.625 inches
  • Head Height
    Between 0.308 inches and 0.315 inches
  • Width Between Flats
    Between 0.489 inches and 0.500 inches
  • Extended Washer Diameter
    0.625 inches
  • Extended Washer Thickness
    Between 0.055 inches and 0.065 inches
  • First Diameter From Head
    Between 0.205 inches and 0.206 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    0.563 inches
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.219 inches and 0.221 inches
  • Thready Qty Per Inch (tpi)
    28
  • Externally Relieved Body Diameter Quantity
    1
  • Material Specification
    Ams 5629 assn standard single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416, type ii, cl 2 federal specification single treatment response
  • Thread Series Designator
    Unjf
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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 5306012036812

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HFU7900-12D-M-1 Huck Intl Inc
CS1014-01 Fastener Technology Corp.
FT1148-13-14 Fastener Innovation Technology, Inc.
HFU 7900-12D-M-16 Grimes Aerospace Company
HFU7900-12D-M-16 Huck International, Inc.
HFU 7900-12D-M-16 Huck Intl Inc
S-2581 Huck Intl Inc
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