NSN 5305-01-167-1091
High Torque Screw
Between 0.704 inches and 0.734 inches fastener length, oval countersunk head style, between 0.469 inches and 0.474 inches head diameter, grip diameter: between 0.3110 inches and 0.3120 inches .
Manufacturer part number 642AS1623-1 for national stock number 5305011671091.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-167-1091.
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MPN or Model
642AS1623-1
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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) -
Unit Weight (Est.)
0.1 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.506 inches and 0.556 inches -
Fastener Length
Between 0.704 inches and 0.734 inches -
Head Style
Oval countersunk -
Head Diameter
Between 0.469 inches and 0.474 inches -
Grip Diameter
Between 0.3110 inches and 0.3120 inches -
Internal Drive Style
High-torque -
Thread Diameter
0.312 inches -
Grip Length
Between 0.178 inches and 0.198 inches -
Thready Qty Per Inch (tpi)
24 -
Min. Tensile Strength (psi)
180000 pounds per square inch -
Hardness Rating
39.0 rockwell c and 43.0 rockwell c -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Surface Finish
32.0 microinches threads -
Material
Steel comp 8740 -
Material Specification
Mil-s-6049 military specification single material response -
Surface Treatment
Aluminum and chromate -
Surface Treatment Specification
Mil-c-83488 type 2 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.
Pricing and Availability
Get a quote for 5305-01-167-1091 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
642AS1623-1 | Naval Air Systems Command |
HT4053-5-3A | Hi-shear Corporation |
HT4053-5-3A | Sps Technologies, Llc |
HT4053-5-3A | Lisi Aerospace Canada Corp |
HT4053-5-3A | Huck International, Inc. |
HT4053-5-3A | Fastener Innovation Technology, Inc. |
HT4053-5-3A | West Coast Aerospace Inc |
HT4053-5-3A | Sps Technologies Ltd Tj Brooks |
ST3M740-5L3 | Boeing Company, The |
HT4053-5-3A | Huck Intl Inc |
10115507 | Nimikkeistokeskus Ncb Finland |
HT4053-5-3A | Alcoa Global Fasteners, Inc. |
ST3M740-5-3 | Boeing Company, The |