81964
View detailed technical data, stock status, and sourcing information for: 81964
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An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.
3a thread class, hexagon extended washer head style, 0.750 inches nominal thread length, 2.438 inches nominal fastener length, 0.277 inches minimum and 0.323 inches maximum head height
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Length
- 0.750 inches nominal
- Fastener Length
- 2.438 inches nominal
- Head Style
- hexagon extended washer
- Head Height
- 0.277 inches minimum and 0.323 inches maximum
- Width Between Flats
- 0.551 inches minimum and 0.562 inches maximum
- Extended Washer Diameter
- 0.805 inches minimum and 0.827 inches maximum
- Extended Washer Thickness
- 0.051 inches minimum and 0.080 inches maximum
- First Diameter From Head
- 0.369 inches minimum and 0.375 inches maximum
- Second Diameter From Head
- 0.295 inches minimum and 0.305 inches maximum
- Distance From Largest Bearing Surface Of Head To End Of First Diameter
- 0.185 inches nominal
- Distance From Largest Bearing Surface Of Head To End Of Second Diameter
- 1.623 inches nominal
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 81964 | Externally Relieved Body Bolt |
FAQs
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When the NSN 5306-00-146-2677 was assigned to the Federal Catalog?
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