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NSN 5305-01-323-5553

High Torque Screw

About this product

Between 0.576 inches and 0.606 inches fastener length, pan no. 2 head style, between 0.477 inches and 0.492 inches head diameter, head height: between 0.140 inches and 0.150 inches .

Manufacturer part number SC2174C4-3D for national stock number 5305013235553.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-323-5553.

  • MPN or Model

    SC2174C4-3D

  • 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
    0.403 inches
  • Fastener Length
    Between 0.576 inches and 0.606 inches
  • Head Style
    Pan no. 2
  • Head Diameter
    Between 0.477 inches and 0.492 inches
  • Head Height
    Between 0.140 inches and 0.150 inches
  • Grip Diameter
    Between 0.2485 inches and 0.2495 inches
  • Shank Unthreaded Hole Diameter
    0.076 inches first hole and 0.086 inches first hole
  • Internal Drive Style
    Torque-set ribbed
  • Thread Diameter
    0.250 inches
  • Grip Length
    Between 0.178 inches and 0.198 inches
  • Thready Qty Per Inch (tpi)
    28
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    0.465 inches first hole and 0.485 inches first hole
  • Surface Finish
    32.0 microinches threads
  • Part Name Assigned By Controlling Agency
    Navy special project
  • Material
    Iron alloy 660
  • Material Specification
    Ams5731 assn standard single material response or ams5737 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unjf
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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 5305013235553

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
SC2174C4-3D Arconic Global Fasteners & Rings,
PBF1355C4-3D Sps Technologies, Llc
122966CD4-3 Sps Technologies, Llc
HR217C4-3D Hi-shear Corporation
HR217C4-3D Lisi Aerospace Canada Corp
GB511DU4C3D Northrop Grumman Systems Corporation
AM2804C3D Aero Mechanical Fastening Systems
GB511DU4C3D Aero Mechanical Fastening Systems
MATP111CD4-3 Abounding Security Inc
GB511DU4C3D Abounding Security Inc
HR217C4-3D Naval Inventory Control Point
HR217C4-3D Hi-shear Corporation
HR217C4-3D Naval Inventory Control Point
HR217C4-3D Hi-shear Corporation
HR217C4-3D Naval Inventory Control Point
HR217C4-3D Hi-shear Corporation
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