NSN 5305-01-145-8391
High Torque Screw
Between 1.641 inches and 1.671 inches fastener length, oval countersunk head style, between 0.297 inches and 0.302 inches head diameter, grip diameter: between 0.1885 inches and 0.1895 inches .
Manufacturer part number HT4068-3-20 for national stock number 5305011458391.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-145-8391.
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MPN or Model
HT4068-3-20
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.381 inches and 0.431 inches -
Fastener Length
Between 1.641 inches and 1.671 inches -
Head Style
Oval countersunk -
Head Diameter
Between 0.297 inches and 0.302 inches -
Grip Diameter
Between 0.1885 inches and 0.1895 inches -
Internal Drive Style
High-torque -
Thread Diameter
0.190 inches -
Grip Length
Between 1.240 inches and 1.260 inches -
Thready Qty Per Inch (tpi)
32 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Material
Steel comp xm-13 -
Material Specification
Ams 5629 assn standard single material response -
Surface Treatment
Aluminum and chromate -
Surface Treatment Specification
Mil-c-83488 type2, class 3 military specification single treatment response -
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.
![Mechanic Bill explains High Torque Screw](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-145-8391 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
HT4068-3-20 | Huck International, Inc. |
HT4068-3-20 | Arconic Global Fasteners & Rings, |
3M926-3-20 | Boeing Company, The |
11883-3-20 | Reid Products Inc. |
HT4068-3-20 | Hi-shear Corporation |
HT4068-3-20 | Sps Technologies, Llc |
HT4068-3-20 | Lisi Aerospace Canada Corp |
HT4068-3-20 | Huck Intl Inc |
HT4068-3-20 | Alcoa Global Fasteners, Inc. |
HT4068-3-20 | Sps Technologies, Llc |
Stock Check
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