5305-00-291-8685
Find complete technical information, availability, and procurement data for: 5305-00-291-8685
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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.
2a thread class, right-hand thread direction, hexagon head style, 0.667 inches minimum and 0.750 inches maximum thread length, 0.750 inches nominal fastener length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.667 inches minimum and 0.750 inches maximum
- Fastener Length
- 0.750 inches nominal
- Head Style
- hexagon
- Head Height
- 0.105 inches minimum and 0.120 inches maximum
- Width Between Flats
- 0.305 inches minimum and 0.312 inches maximum
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 24
- Material
- steel comp 1010 or steel comp 1011 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 fastener
- Surface Treatment
- cadmium or zinc overall
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-01-008-2889 | No Name Available | 09/01/1982 |
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 |
|---|---|
| 25704-281280-18-0 | Hexagon Head Cap Screw |
| 5305002918685 | Hexagon Head Cap Screw |
| 591304 | Hexagon Head Cap Screw |
FAQs
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Does NSN 5305-00-291-8685 contain precious materials?
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When the NSN 5305-00-291-8685 was assigned to the Federal Catalog?
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