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NSN 5305-01-477-7327

High Torque Screw

About this product

Dry film lube (threads only) per mil-l-46010, type i.

Manufacturer part number PBF-1570-5-16L for national stock number 5305014777327.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-477-7327.

  • MPN or Model

    PBF-1570-5-16L

  • Schedule B
    8105.90.0000 (Cobalt, wrought, and articles thereof)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    0.582 inches
  • Fastener Length
    Between 1.5670 inches and 1.5970 inches
  • Head Style
    Flat countersunk
  • Head Diameter
    0.573 inches
  • Grip Diameter
    Between 0.3110 inches and 0.3120 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • End Application
    Outboard wing
  • Thread Diameter
    0.3125 inches
  • Grip Length
    Between 0.990 inches and 1.010 inches
  • Thready Qty Per Inch (tpi)
    24
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Cobalt comp mp-35-n
  • Material Specification
    Ams5844 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Mil-l-46010 military 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 5305014777327

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
PBF-1570-5-16L Sps Technologies, Llc
03A415 Northrop Grumman Systems Corporation
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