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NSN 5305-01-187-5839

High Torque Screw

About this product

3 keyways 1.280 in. Min. And 1.300 in. Max. Long and 0.030 in. Min. And 0.034 in. Max. Wide machined in shank. Bore machined in thread end to receive plug.

Manufacturer part number CA21017-3-14 for national stock number 5305011875839.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-187-5839.

  • MPN or Model

    CA21017-3-14

  • 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 0.425 inches and 0.465 inches
  • Fastener Length
    Between 1.310 inches and 1.330 inches
  • Head Style
    Pan no. 2
  • Head Diameter
    Between 0.360 inches and 0.374 inches
  • Head Height
    Between 0.115 inches and 0.125 inches
  • Grip Diameter
    Between 0.1890 inches and 0.1895 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.865 inches and 0.885 inches
  • Width Across Flats
    Between 0.125 inches and 0.127 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Surface Finish
    32.0 microinches threads
  • Material
    Iron alloy 660
  • Material Specification
    Ams 5732 federal specification 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 5305011875839

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CA21017-3-14 Arconic Global Fasteners & Rings,
FIT01-0001-3014 Fastener Innovation Technology, Inc.
LE111-0001-3014 Boeing Company, The
LE111-0001-3014 Fastener Innovation Technology, Inc.
Stock Check
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