1-321-802-5889

NSN 5305-01-317-9818

Tap Bolt

About this product

W/drilled-head for locking wire; corrosion resistant.

Manufacturer part number FF-S-85 for national stock number 5305013179818.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-01-317-9818.

  • 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.)
    1.8 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    1.000 inches
  • Fastener Length
    1.000 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.150 inches and 0.163 inches
  • Width Between Flats
    Between 0.428 inches and 0.438 inches
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    80000 pounds per square inch
  • Criticality Code Justification
    Feat
  • Material
    Steel comp 304
  • Material Specification
    66 federal standard all material responses
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unc
  • Departure From Cited Document
    As modified by drilled head
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 5305013179818

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
FF-S-85 Federal Specifications
MS35307-1/4-20X1IN. Military Standards
MS35307-308-DRILLED-HEAD Military Standards
MS35307-308 Military Standards
AES01C250A00AA9LP7 American National Standards
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