5306-00-281-3720
Find complete technical information, availability, and procurement data for: 5306-00-281-3720
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An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.
4.000 inches minimum and 4.250 inches maximum thread length, square head style, right-hand thread direction, 7.938 inches minimum and 8.250 inches maximum fastener length, 2a thread class
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
- 4.000 inches minimum and 4.250 inches maximum
- Fastener Length
- 7.938 inches minimum and 8.250 inches maximum
- Head Style
- square
- Head Height
- 0.400 inches minimum and 0.444 inches maximum
- Width Between Flats
- 0.906 inches minimum and 0.938 inches maximum
- Nominal Thread Diameter
- 0.625 inches
- Features Provided
- unfinished head
- Thread Quantity Per Inch
- 11
- Special Features
- furnished w/one sq nut
- Material
- steel comp 1020 or steel comp 1025 overall
- Material Document And Classification
- astm a108 assn std all material responses overall
- Surface Treatment
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5306-00-498-8022 | No Name Available | 03/01/1992 |
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 |
|---|---|
| MS35798-4 | Machine Bolt |
FAQs
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What is the FSCG of the NSN 5306-00-281-3720?
Does the NSN 5306-00-281-3720 have a Schedule B code assigned?
Does NSN 5306-00-281-3720 require demilitarization?
Does NSN 5306-00-281-3720 contain precious materials?
Does NSN 5306-00-281-3720 contain hazardous materials?
When the NSN 5306-00-281-3720 was assigned to the Federal Catalog?
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