NSN 5305-01-447-1321
Tap Bolt
Between 3.735 inches and 3.875 inches fastener length, between 0.591 inches and 0.627 inches head height, between 1.469 inches and 1.500 inches width between flats, thread diameter: 1.000 inches.
Manufacturer part number 1-8UNC-2A X 3 7/8 LG for national stock number 5305014471321.
Datasheet
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Product description
Hexagon Head Cap Screw NSN 5305-01-447-1321.
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MPN or Model
1-8UNC-2A X 3 7/8 LG
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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
2a -
Thread Direction
Right-hand -
Thread Length
Between 2.250 inches and 2.875 inches -
Fastener Length
Between 3.735 inches and 3.875 inches -
Head Height
Between 0.591 inches and 0.627 inches -
Width Between Flats
Between 1.469 inches and 1.500 inches -
Thread Diameter
1.000 inches -
Thready Qty Per Inch (tpi)
8 -
Min. Tensile Strength (psi)
60000 pounds per square inch -
Hardness Rating
70.0 rockwell b -
Material
Steel -
Material Specification
Sae j429 gr 2 assn standard single material response -
Surface Treatment
Ceramic -
Surface Treatment Specification
Mil-c-81751 type 1 cl 4 military specification single treatment response -
Thread Series Designator
Unc -
Nondefinitive Specification/std Data
1 type and 2 grade
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An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
![Mechanic Bill explains Tap Bolt](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-447-1321 hexagon head cap screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
1-8UNC-2A X 3 7/8 LG | American National Standards |
MIL-DTL-1222 | Military Specifications |
122-5588687 PC 11 | Naval Sea Systems Command |
1-8UNC-2A X 3 7/8 LG | Naval Sea Systems Command |
122-4322691 P/N 11 | Naval Sea Systems Command |
MIL-S-1222 | Military Specifications |
Stock Check
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