NSN 5305-01-379-4173
Panel Assembly Fastener
0.990 inches fastener length, flat chamfer head style, between 0.357 inches and 0.375 inches head diameter, head height: between 0.177 inches and 0.187 inches .
Manufacturer part number 12387306-3 for national stock number 5305013794173.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-379-4173.
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MPN or Model
12387306-3
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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
0.313 inches -
Fastener Length
0.990 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.357 inches and 0.375 inches -
Head Height
Between 0.177 inches and 0.187 inches -
Shoulder Diameter
0.246 inches first shoulder and 0.248 inches first shoulder -
Shoulder Length
0.620 inches first shoulder and 0.630 inches first shoulder -
Internal Drive Style
Hexagon -
Thread Diameter
0.190 inches -
Width Across Flats
0.125 inches -
Thready Qty Per Inch (tpi)
24 -
Shoulder Shape
Round first shoulder -
Material
Steel -
Material Specification
Mil-s-21472 military specification all material responses -
Surface Treatment
Zinc and chromate -
Surface Treatment Specification
Mil-std-171, fin 1.9.2.3, 0.0003 thk military standard all treatment responses -
Thread Series Designator
Unc -
Departure From Cited Document
As mod by surface treatment thk
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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 5305-01-379-4173 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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12387306-3 | U S Army Tank Automotive Command |
Stock Check
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