NSN 5305-01-143-4078
Panel Assembly Fastener
Furnished with one rubber o ring.
Manufacturer part number HT4020-7-19AX for national stock number 5305011434078.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-143-4078.
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MPN or Model
HT4020-7-19AX
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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.)
0.5 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.630 inches and 0.697 inches -
Fastener Length
Between 1.828 inches and 1.875 inches -
Head Style
Flat countersunk undercut -
Head Diameter
Between 0.881 inches and 0.888 inches -
Head Height
Between 0.124 inches and 0.127 inches -
Shoulder Diameter
0.4521 inches first shoulder and 0.4526 inches first shoulder -
Shoulder Length
1.051 inches first shoulder and 1.074 inches first shoulder -
Internal Drive Style
High-torque -
Thread Diameter
0.438 inches -
Thready Qty Per Inch (tpi)
20 -
Countersink Angle
Between 99.0 degrees and 101.0 degrees -
Shoulder Shape
Round first shoulder -
Material
Steel comp xm-13 -
Material Specification
Ams5629 assn standard single material response -
Thread Series Designator
Unjf
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.
![Mechanic Bill explains Panel Assembly Fastener](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-143-4078 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
HT4020-7-19AX | Huck International, Inc. |
HT4020-7-19AX | Arconic Global Fasteners & Rings, |
HT4020-7-19AX | Hi-shear Corporation |
HT4020-7-19AX | Sps Technologies, Llc |
ST3M653C7-19A | Boeing Company, The |
HT4020-7-19AX | Lisi Aerospace Canada Corp |
ST3M653C7-19A | Alcoa Global Fasteners, Inc. |
HT4020-7-19AX | Huck Intl Inc |
HT4020-7-19AX | Alcoa Global Fasteners, Inc. |
Stock Check
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