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NSN 5305-01-076-4946

High Torque Screw

About this product

Between 0.551 inches and 0.581 inches fastener length, flat countersunk head style, between 0.3634 inches and 0.3948 inches head diameter, grip diameter: between 0.2485 inches and 0.2495 inches .

Manufacturer part number SC1810-4-4 for national stock number 5305010764946.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-076-4946.

  • MPN or Model

    SC1810-4-4

  • 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 0.291 inches and 0.341 inches
  • Fastener Length
    Between 0.551 inches and 0.581 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.3634 inches and 0.3948 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Internal Drive Style
    Cross recess type 1
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.240 inches and 0.260 inches
  • Thready Qty Per Inch (tpi)
    28
  • Hardness Rating
    36.0 rockwell c and 40.0 rockwell c
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Surface Finish
    32.0 microinches threads
  • Material
    Steel comp 8740
  • Material Specification
    Mil-s-6049 military specification single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Qq-p-416 type 1 cl 2 federal specification single treatment response
  • Thread Series Designator
    Unf
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Close Tolerance Screw

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Mechanic Bill explains High Torque Screw

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NSN 5305010764946

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
SC1810-4-4 Arconic Global Fasteners & Rings,
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