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NSN 5305-00-172-8381

Button Head Socket Screw

About this product

Between 1.234 inches and 1.281 inches fastener length, flat chamfer head style, between 0.365 inches and 0.375 inches head diameter, head height: 0.225 inches .

Manufacturer part number NAS1351C4H20 for national stock number 5305001728381.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-172-8381.

  • MPN or Model

    NAS1351C4H20

  • 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
    1.000 inches
  • Fastener Length
    Between 1.234 inches and 1.281 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.365 inches and 0.375 inches
  • Head Height
    0.225 inches
  • Hole Diameter
    Between 0.044 inches and 0.050 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.188 inches and 0.190 inches
  • Hole Quantity
    4
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    80000 pounds per square inch
  • Minimum Yield Strength
    30000 pounds per square inch
  • Hole Configuration Style
    Round
  • Material
    Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
  • Material Specification
    Fed standard 66 federal standard all material responses
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unf
  • Specification Data
    80205-nas1351 professional/industrial association standard
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

Pricing and Availability

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NSN 5305001728381

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1351C4H20 National Aerospace Standards
10125035 Nimikkeistokeskus Ncb Finland
Stock Check
Availability for this item was last checked on 03/29/21. The quantities and conditions available at the time were:
  • NS: 473
  • NE: 2511
  • SV: 1