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NSN 5305-01-228-4691

Button Head Socket Screw

About this product

Between 0.969 inches and 1.000 inches fastener length, flat chamfer head style, between 0.735 inches and 0.750 inches head diameter, head height: between 0.492 inches and 0.500 inches .

Manufacturer part number 3176207-B-261 for national stock number 5305012284691.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-228-4691.

  • MPN or Model

    3176207-B-261

  • 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
    Between 0.969 inches and 1.000 inches
  • Fastener Length
    Between 0.969 inches and 1.000 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.735 inches and 0.750 inches
  • Head Height
    Between 0.492 inches and 0.500 inches
  • Hole Diameter
    Between 0.061 inches and 0.067 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.500 inches
  • Width Across Flats
    Between 0.375 inches and 0.379 inches
  • Hole Quantity
    6
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    13
  • Min. Tensile Strength (psi)
    24100 pounds per square inch
  • Hardness Rating
    38.0 rockwell c and 45.0 rockwell c
  • Hole Configuration Style
    Round internal hexagon
  • Material
    Steel uns k03104
  • Material Specification
    Astm a574 assn standard single material response
  • Surface Treatment
    Chromate zinc
  • Surface Treatment Specification
    Astm b633, type 2, class 3 assn standard single treatment response
  • Supplementary Features
    Meets ansi b18.3, tables 1 and 1a except drilled head
  • Thread Series Designator
    Unrc
  • Specification Data
    81348-ff-s-86 government specification
  • Nondefinitive Specification/std Data
    6 type and 1/2-13unrc size
  • Departure From Cited Document
    Ff-s-66, paragraph 3.5.2, drilled head
More from these suppliers
Socket Head Cap Screw

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Mechanic Bill explains Button Head Socket Screw

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NSN 5305012284691

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3176207-B-261 Navair And Navsea Managed
FF-S-86 Federal Specifications
20097H3-8C-16Z Sps Technologies, Llc
3176207-B-261 Bae Systems Land & Armaments L.p.
Stock Check
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