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NSN 5305-01-530-2440

High Torque Screw

About this product

Between 0.386 inches and 0.416 inches fastener length, pan no. 2 head style, between 0.306 inches and 0.322 inches head diameter, head height: between 0.105 inches and 0.115 inches .

Manufacturer part number 120-259 for national stock number 5305015302440.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-530-2440.

  • MPN or Model

    120-259

  • 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 Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.276 inches
  • Fastener Length
    Between 0.386 inches and 0.416 inches
  • Head Style
    Pan no. 2
  • Head Diameter
    Between 0.306 inches and 0.322 inches
  • Head Height
    Between 0.105 inches and 0.115 inches
  • Spline Major Diameter
    0.155 inches
  • Grip Diameter
    Between 0.163 inches and 0.164 inches
  • Internal Drive Style
    Torx
  • Thread Diameter
    0.164 inches
  • Grip Length
    0.125 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    2240 pounds per square inch
  • Material
    Stainless steel
  • Material Specification
    A286 assn standard single material response
  • Surface Treatment
    Passivate or cadmium
  • Surface Treatment Specification
    Ams-qq-p-35 federal specification single treatment response or ams-qq-p-46, type 2, class 2 federal specification single treatment response
  • Thread Series Designator
    Unjc
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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 5305015302440

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
120-259 Bell Helicopter Textron Inc.
NAS5314E08-2 Bell Helicopter Textron Inc.
NAS5314E08-2 Sps Technologies, Llc
NAS5314E08-2 Arconic Global Fasteners & Rings,
NAS5314E08-2 Saturn Fasteners Inc
NAS5314E08-2 Heartland Precision Fasteners, Inc.
NAS5314E08-2 B & B Specialties Inc.
NAS5314E08-2 Sps Technologies, Llc
NAS5314E08-2 Sps Technologies, Llc
NAS5314E08-2 B & B Specialties, Inc
NAS5314E08-2 Lfc Industries Inc.
NAS5314E08-2 Sps Technologies, Llc
120-259E08-2 Bell Helicopter Textron Inc.
NAS5314E08-2 National Aerospace Standards
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