1-321-802-5889

NSN 5305-01-045-2467

High Torque Screw

About this product

Between 3.735 inches and 3.782 inches fastener length, round head style, between 0.568 inches and 0.593 inches head diameter, head height: between 0.162 inches and 0.183 inches .

Manufacturer part number 51B223-54 for national stock number 5305010452467.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-045-2467.

  • MPN or Model

    51B223-54

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.345 inches and 0.422 inches
  • Fastener Length
    Between 3.735 inches and 3.782 inches
  • Head Style
    Round
  • Head Diameter
    Between 0.568 inches and 0.593 inches
  • Head Height
    Between 0.162 inches and 0.183 inches
  • Grip Diameter
    Between 0.3110 inches and 0.3120 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.312 inches
  • Grip Length
    Between 3.360 inches and 3.390 inches
  • Thready Qty Per Inch (tpi)
    24
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Hardness Rating
    39.0 rockwell c and 43.0 rockwell c
  • Surface Finish
    32.0 microinches grip
  • Material
    Steel comp 8740 or steel comp e4340 or steel comp 4340
  • Surface Treatment
    Cadmium and chromate
  • Thread Series Designator
    Unjf
  • Specification Data
    86823-51b223 professional/industrial association standard
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 5305010452467

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
51B223-54 Northrop Grumman Technical Services,
51B223-54 Northrop Grumman Systems Corporation
51B223-64 Arconic Global Fasteners & Rings,
51B223-64 Sps Technologies, Llc
51B223-64 Sps Technologies, Llc
51B223-64 Hi-shear Corporation
51B223-64 Sps Technologies, Llc
51B223-64 Alcoa Global Fasteners, Inc.
51B223-54 Sps Technologies, Llc
51B223-54 Arconic Global Fasteners & Rings,
51B223-54 Sps Technologies, Llc
51B223-54 Hi-shear Corporation
51B223-54 Sps Technologies, Llc
51B223-54 Alcoa Global Fasteners, Inc.
51B223-54 Northrop Grumman Systems Corporation
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