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NSN 5305-01-277-0409

Tap Bolt

About this product

Between 3.562 inches and 3.750 inches fastener length, hexagon head style, between 0.591 inches and 0.627 inches head height, width between flats: between 1.469 inches and 1.500 inches .

Manufacturer part number FF-S-85 for national stock number 5305012770409.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-01-277-0409.

  • MPN or Model

    FF-S-85

  • 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.)
    1.1 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 2.043 inches and 2.250 inches
  • Fastener Length
    Between 3.562 inches and 3.750 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.591 inches and 0.627 inches
  • Width Between Flats
    Between 1.469 inches and 1.500 inches
  • Thread Diameter
    1.000 inches
  • Thready Qty Per Inch (tpi)
    12
  • Min. Tensile Strength (psi)
    150000 pounds per square inch
  • Hardness Rating
    32.0 rockwell c and 38.0 rockwell c
  • Surface Finish
    63.0 microinches threads
  • Material
    Steel
  • Material Specification
    Sae j429 grade 8 assn standard single material response
  • Surface Treatment
    Zinc and chromate
  • Surface Treatment Specification
    Astm b633 type 2 sc 3 assn standard single treatment response
  • Thread Series Designator
    Unf
  • Nondefinitive Specification/std Data
    2 type and 10p style and 8 grade
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Hexagon Head Cap Screw

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

Mechanic Bill explains Tap Bolt

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NSN 5305012770409

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
FF-S-85 Federal Specifications
B1821BH100F375N American National Standards
MS90727-237 Military Standards
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