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NSN 5305-00-978-9380

Button Head Socket Screw

About this product

Between 0.844 inches and 0.875 inches fastener length, flat chamfer head style, between 0.365 inches and 0.375 inches head diameter, head height: between 0.244 inches and 0.250 inches .

Manufacturer part number 6789 1/4X78 L0N G NC for national stock number 5305009789380.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-00-978-9380.

  • MPN or Model

    6789 1/4X78 L0N G NC

  • 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.)
    1.6 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.744 inches and 0.874 inches
  • Fastener Length
    Between 0.844 inches and 0.875 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.365 inches and 0.375 inches
  • Head Height
    Between 0.244 inches and 0.250 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.188 inches and 0.190 inches
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Hardness Rating
    36.0 rockwell c and 45.0 rockwell c
  • Minimum Yield Strength
    130000 pounds per square inch
  • Material
    Steel
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2, cl 3 federal specification all treatment responses
  • Thread Series Designator
    Unc
  • Nondefinitive Specification/std Data
    6 type
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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 5305009789380

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
6789 1/4X78 L0N G NC Zf Industrieantriebe Witten Gmbh
MS 16997-61 Zf Industrieantriebe Witten Gmbh
MS16997-61 Military Standards
FF-S-86 Federal Specifications
213039-37 Zf Industrieantriebe Witten Gmbh
5305009789380 E.c.a Etablissement
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