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NSN 5305-00-638-1278

Button Head Socket Screw

About this product

0.188 inches fastener length, flat chamfer head style, between 0.176 inches and 0.183 inches head diameter, head height: between 0.108 inches and 0.112 inches .

Manufacturer part number H66716-0403 for national stock number 5305006381278.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-638-1278.

  • MPN or Model

    H66716-0403

  • 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
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.169 inches
  • Fastener Length
    0.188 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.176 inches and 0.183 inches
  • Head Height
    Between 0.108 inches and 0.112 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.112 inches
  • Width Across Flats
    0.078 inches
  • Thready Qty Per Inch (tpi)
    40
  • Min. Tensile Strength (psi)
    80000 pounds per square inch
  • Hardness Rating
    80.0 rockwell b
  • Minimum Yield Strength
    30000 pounds per square inch
  • Material
    Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
  • 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
  • Nondefinitive Specification/std Data
    1 type
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 5305006381278

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
H66716-0403 Kearfott Corporation
FFS86TYPE1 Federal Specifications
NAS608C440-3 National Aerospace Standards
1054640 Navair And Navsea Managed
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