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NSN 5306-00-638-7784

Freight Car Flush Head Bolt

About this product

5.250 inches fastener length, button head style, between 0.688 inches and 0.719 inches head diameter, head height: between 0.156 inches and 0.176 inches .

Manufacturer part number FFB584 for national stock number 5306006387784.

Datasheet

  • Product description

    Square Neck Bolt NSN 5306-00-638-7784.

  • MPN or Model

    FFB584

  • 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
    1.125 inches
  • Fastener Length
    5.250 inches
  • Head Style
    Button
  • Head Diameter
    Between 0.688 inches and 0.719 inches
  • Head Height
    Between 0.156 inches and 0.176 inches
  • Neck Length
    Between 0.156 inches and 0.187 inches
  • Thread Diameter
    0.312 inches
  • Features Provided
    Square nut
  • Thready Qty Per Inch (tpi)
    18
  • Min. Tensile Strength (psi)
    55000 pounds per square inch
  • Hardness Rating
    95.0 rockwell b
  • Neck Width
    Between 0.307 inches and 0.324 inches
  • Material
    Steel
  • Thread Series Designator
    Unc
  • Nondefinitive Specification/std Data
    1 type and 1 class and a style
  • Departure From Cited Document
    As modified by thd lg
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Square Neck Bolt

A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Mechanic Bill explains Freight Car Flush Head Bolt

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NSN 5306006387784

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
FFB584 Federal Specifications
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