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NSN 5305-01-561-5371

High Torque Screw

About this product

0.738 inches fastener length, flat countersunk head style, 0.339 inches head diameter, grip diameter: 0.390 inches .

Manufacturer part number NAS1580V3T6X for national stock number 5305015615371.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-561-5371.

  • MPN or Model

    NAS1580V3T6X

  • Schedule B
    8108.90.8000 (Other wrought titanium, nesoi)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.363 inches
  • Fastener Length
    0.738 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.339 inches
  • Grip Diameter
    0.390 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • End Application
    Aircraft, b-2
  • Thread Diameter
    0.190 inches
  • Grip Length
    0.375 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    100.0 degrees
  • Part Name Assigned By Controlling Agency
    Screw, close tolerance
  • Material
    Titanium alloy
  • Thread Series Designator
    Unjf
More from these suppliers
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 5305015615371

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NAS1580V3T6X National Aerospace Standards
NAS1580V3T6X Hi-shear Corporation
NAS1580V3T6X Lisi Aerospace Canada Corp
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