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NSN 5305-01-646-1780

Button Head Socket Screw

About this product

12.0 millimeters fastener length, flat chamfer head style, between 9.7 millimeters and 10.0 millimeters head diameter, head height: between 5.8 millimeters and 6.0 millimeters .

Manufacturer part number B18.3.1M for national stock number 5305016461780.

Datasheet

  • Product description

    Socket Head Cap Screw NSN 5305-01-646-1780.

  • MPN or Model

    B18.3.1M

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Direction
    Right-hand
  • Thread Length
    12.0 millimeters
  • Fastener Length
    12.0 millimeters
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 9.7 millimeters and 10.0 millimeters
  • Head Height
    Between 5.8 millimeters and 6.0 millimeters
  • Locking Feature
    Pellet or strip or patch threads
  • Internal Drive Style
    Hexagon
  • End Application
    Engine, diesel
  • Thread Diameter
    6.0 millimeters
  • Width Across Flats
    Between 6.02 millimeters and 6.09 millimeters
  • Thread Pitch In Millimeters
    1.0
  • External Thread Tolerance Class
    4g6g
  • Part Name Assigned By Controlling Agency
    Screw cap hexagon socket head (metric)
  • Material
    Steel property class 12.9
  • Thread Series Designator
    Iso m
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 5305016461780

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
B18.3.1M American National Standards
B1831BH060012L American National Standards
B1831BH060012L Atlas Energy Systems Inc
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