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NSN 5305-01-366-1150

High Torque Screw

About this product

Flat countersunk head style, between 0.189 inches and 0.190 inches head diameter, between 0.3760 inches and 0.3850 inches grip diameter, internal drive style: offset cruciform (torque set).

Manufacturer part number 03A173-3-28P for national stock number 5305013661150.

Datasheet

  • Product description

    Close Tolerance Screw NSN 5305-01-366-1150.

  • MPN or Model

    03A173-3-28P

  • 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
  • Head Style
    Flat countersunk
  • Head Diameter
    Between 0.189 inches and 0.190 inches
  • Grip Diameter
    Between 0.3760 inches and 0.3850 inches
  • Internal Drive Style
    Offset cruciform (torque set)
  • Thread Diameter
    0.190 inches
  • Grip Length
    Between 0.165 inches and 0.185 inches
  • Thready Qty Per Inch (tpi)
    32
  • Countersink Angle
    Between 99.0 degrees and 101.0 degrees
  • Material
    Iron alloy 660
  • Material Specification
    Ams5737 assn standard single material response or ams5731 assn standard single material 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 5305013661150

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
03A173-3-28P Northrop Grumman Systems Corporation
AIC1651-3-28P Sps Technologies, Llc
SC3103-3-28P Arconic Global Fasteners & Rings,
SLB216-3-28P Space-lok, Inc.
E008-3-28P Huck International, Inc.
03A173-3-28P Northrop Grumman Systems Corporation
PBF1416-3-28P Sps Technologies, Llc
BF0015HC3A-28 Lfc Industries Inc.
HR239-3-28P Hi-shear Corporation
123742-3-28P Sps Technologies, Llc
HR239-3-28P Lisi Aerospace Canada Corp
E008-3-28P Huck Intl Inc
Stock Check
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