NSN 5305-01-273-1491
Tap Bolt
Between 2.906 inches and 3.000 inches fastener length, between 0.195 inches and 0.211 inches head height, between 0.489 inches and 0.500 inches width between flats, hole diameter: between 0.060 inches and 0.068 inches .
Manufacturer part number B1821BH031F300D for national stock number 5305012731491.
Datasheet
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Product description
Hexagon Head Cap Screw NSN 5305-01-273-1491.
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MPN or Model
B1821BH031F300D
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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 0.864 inches and 1.052 inches -
Fastener Length
Between 2.906 inches and 3.000 inches -
Head Height
Between 0.195 inches and 0.211 inches -
Width Between Flats
Between 0.489 inches and 0.500 inches -
Hole Diameter
Between 0.060 inches and 0.068 inches -
Thread Diameter
0.312 inches -
Hole Quantity
1 -
Hole Type
Drilled -
Features Provided
Finished head -
Thready Qty Per Inch (tpi)
24 -
Min. Tensile Strength (psi)
150000 pounds per square inch -
Hardness Rating
32.0 rockwell c and 38.0 rockwell c -
Hole Configuration Style
Hexagon flats -
Material
Steel -
Material Specification
Astm a354, grade bd assn standard single material response -
Surface Treatment
Zinc and chromate -
Surface Treatment Specification
Astm b633, type 2 assn standard all treatment responses -
Thread Series Designator
Unf
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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 5305-01-273-1491 hexagon head cap screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
B1821BH031F300D | American National Standards |
FF-S-85 | Federal Specifications |
MS18153-42 | Military Standards |
Stock Check
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