5305-00-543-4937
Find complete technical information, availability, and procurement data for: 5305-00-543-4937
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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.
0.750 inches nominal thread length, 0.750 inches nominal fastener length, pan no. 2 head style, right-hand thread direction, 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
- 0.750 inches nominal
- Fastener Length
- 0.750 inches nominal
- Head Style
- pan no. 2
- Head Diameter
- 0.357 inches minimum and 0.373 inches maximum
- Head Height
- 0.099 inches minimum and 0.110 inches maximum
- Internal Drive Style
- slot
- Nominal Thread Diameter
- 0.190 inches
- Thread Quantity Per Inch
- 24
- Screw Material
- steel
- Screw Surface Treatment
- cadmium and chromate or zinc and chromate
- Thread Series Designator
- unc
- Nondefinitive Spec/Std Data
- 1 type and 9s style
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-614-0255 | No Name Available | 01/01/1963 |
| 5305-00-621-3083 | No Name Available | 01/01/1963 |
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 |
|---|---|
| MS35223-65 | Machine Screw |
FAQs
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When the NSN 5305-00-543-4937 was assigned to the Federal Catalog?
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