NSN 5305-01-193-6845
High Torque Screw
Cetyl alcohol lubrication,furnished with o ring.
Manufacturer part number WC8137-4-3A for national stock number 5305011936845.
Datasheet
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Product description
Close Tolerance Screw NSN 5305-01-193-6845.
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MPN or Model
WC8137-4-3A
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Schedule B
8109.90.0000 (Zirconium and articles thereof nesoi) -
NMF (National Motor Freight)
136500 - Metal NOI/metal Alloys NOI -
Unit Weight (Est.)
0.1 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.442 inches and 0.509 inches -
Fastener Length
Between 0.640 inches and 0.687 inches -
Head Style
Flat countersunk undercut -
Head Diameter
Between 0.5018 inches and 0.5066 inches -
Head Height
Between 0.0713 inches and 0.0733 inches -
Grip Diameter
Between 0.2490 inches and 0.2495 inches -
Internal Drive Style
High-torque -
End Application
Harrier av-8b aircraft. -
Thread Diameter
0.250 inches -
Grip Length
Between 0.178 inches and 0.198 inches -
Thready Qty Per Inch (tpi)
28 -
Countersink Angle
100.0 degrees -
Surface Finish
32.0 microinches threads -
Material
Titanium alloy -
Material Specification
Ams 4967, comp 6al-4v assn standard single material 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 5305-01-193-6845 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
WC8137-4-3A | West Coast Aerospace Inc |
110179-4-3AS | Huck International, Inc. |
110179-4-3AS | Sps Technologies, Llc |
110179-4-3AS | Sps Technologies, Llc |
HT271A4-3 | Hi-shear Corporation |
ST3M430V4-3AS | Boeing Company, The |
HT8137-4-3AS | Arconic Global Fasteners & Rings, |
BM33024V4-3U | Huck International, Inc. |
ST3M430V4-3AS | Houston Precision Fasteners I, Lp |
ST3M430V4-3AS | Fastener Innovation Technology, Inc. |
ST3M430V4-3AS | West Coast Aerospace Inc |
ST3M430V4-3AS | Sps Technologies Ltd Tj Brooks |
HT271A4-3 | Lisi Aerospace Canada Corp |
BM33024V4-3U | Huck Intl Inc |
110179-4-3AS | Huck Intl Inc |
HT8137-4-3AS | Alcoa Global Fasteners, Inc. |
Stock Check
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