NSN 5305-01-253-9809
Tap Bolt
1.250 inches fastener length, hexagon head style, between 0.150 inches and 0.163 inches head height, width between flats: between 0.428 inches and 0.437 inches .
Manufacturer part number 63A136497P4 for national stock number 5305012539809.
Datasheet
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Product description
Hexagon Head Cap Screw NSN 5305-01-253-9809.
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MPN or Model
63A136497P4
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
Thread Class
2a -
Thread Direction
Right-hand -
Thread Length
1.125 inches -
Fastener Length
1.250 inches -
Head Style
Hexagon -
Head Height
Between 0.150 inches and 0.163 inches -
Width Between Flats
Between 0.428 inches and 0.437 inches -
Thread Diameter
0.250 inches -
Thready Qty Per Inch (tpi)
20 -
Material
Steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 federal specification single treatment response -
Thread Series Designator
Unc
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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 5305-01-253-9809 hexagon head cap screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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63A136497P4 | Lockheed Martin Corporation |
Stock Check
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