NSN 5305-01-521-2871
High Torque Screw
Flat countersunk head style, 32 thready qty per inch (tpi), steel comp 4340 material, thread series designator: unjf.
Manufacturer part number NAS1993T19PT for national stock number 5305015212871.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-521-2871.
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MPN or Model
NAS1993T19PT
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
Thread Class
3a -
Thread Direction
Right-hand -
Head Style
Flat countersunk -
Thready Qty Per Inch (tpi)
32 -
Material
Steel comp 4340 -
Thread Series Designator
Unjf
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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.
Pricing and Availability
Get a quote for 5305-01-521-2871 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
NAS1993T19PT | National Aerospace Standards |
NAS1993T19PT | National Aerospace Standards |
NAS1993T19PT | National Aerospace Standards |
NAS1993T19PT | National Aerospace Standards |