5306-00-616-8663
Find complete technical information, availability, and procurement data for: 5306-00-616-8663
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A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.
2a thread class, 1.375 inches nominal fastener length, right-hand thread direction, 0.250 inches minimum thread length, hexagon head style
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 minimum
- Fastener Length
- 1.375 inches nominal
- Head Style
- hexagon
- Head Height
- 0.375 inches nominal
- Width Between Flats
- 0.938 inches nominal
- First Diameter From Head
- 0.250 inches nominal
- Distance From Largest Bearing Surface Of Head To End Of First Diameter
- 0.938 inches nominal
- Nominal Thread Diameter
- 0.312 inches
- Thread Quantity Per Inch
- 18
- Externally Relieved Body Diameter Quantity
- 1
- Special Features
- color olive drab
- Material
- steel comp 302 overall
- Material Document And Classification
- mil-s-7720 mil spec single material response overall
- Surface Treatment
- passivate overall
- Surface Treatment
- enamel head
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5305-00-855-6053 | No Name Available | 01/01/1960 |
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 |
|---|---|
| SC-B-93904 | Externally Relieved Body Bolt |
| SCB93904 | Externally Relieved Body Bolt |
FAQs
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Does the NSN 5306-00-616-8663 have a Schedule B code assigned?
Does NSN 5306-00-616-8663 require demilitarization?
Does NSN 5306-00-616-8663 contain precious materials?
Does NSN 5306-00-616-8663 contain hazardous materials?
When the NSN 5306-00-616-8663 was assigned to the Federal Catalog?
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