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NSN 5305-01-175-3658

Button Head Socket Screw

About this product

Three slots 0.040 in. Wide by 0.029 in. Deep along longitudinal axis and 120 degrees apart,thread to be double lead.

Manufacturer part number BACF34L4BS4HS for national stock number 5305011753658.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-175-3658.

  • MPN or Model

    BACF34L4BS4HS

  • 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.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.477 inches and 0.636 inches
  • Fastener Length
    Between 0.907 inches and 0.927 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.360 inches and 0.404 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.1562 inches and 0.1587 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches grip
  • Material
    Iron alloy 660
  • Material Specification
    Ams 5737 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unf
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 5305011753658

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
BACF34L4BS4HS The Boeing Company
CA21189-4-4HS Arconic Global Fasteners & Rings,
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