5306-00-139-7381
Find complete technical information, availability, and procurement data for: 5306-00-139-7381
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An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.
0.765 inches nominal fastener length, 0.250 inches nominal thread length, 2a thread class, hexagon head style, right-hand thread direction
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
- 0.250 inches nominal
- Fastener Length
- 0.765 inches nominal
- Head Style
- hexagon
- Head Height
- 0.250 inches nominal
- Width Between Flats
- 0.625 inches nominal
- Shoulder Diameter
- 0.433 inches minimum and 0.435 inches maximum first shoulder
- Shoulder Length
- 0.390 inches nominal first shoulder
- Nominal Thread Diameter
- 0.375 inches
- Thread Quantity Per Inch
- 16
- Shoulder Shape
- round first shoulder
- Material
- steel comp 1018 overall
- Material Document And Classification
- aisi assn std single material response overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416 ty 2,cl 3 fed spec all treatment responses 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5306-00-001-1991 | No Name Available | 10/01/1985 |
| 5306-00-146-9753 | No Name Available | 04/01/1974 |
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 |
|---|---|
| SMB564727-2 | Shoulder Bolt |
FAQs
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Does NSN 5306-00-139-7381 require demilitarization?
Does NSN 5306-00-139-7381 contain precious materials?
Does NSN 5306-00-139-7381 contain hazardous materials?
When the NSN 5306-00-139-7381 was assigned to the Federal Catalog?
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