021.450453
View detailed technical data, stock status, and sourcing information for: 021.450453
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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.
right-hand thread direction, 0.112 inches nominal thread size, 40.0 thread quantity per inch, 0.112 inches nominal length, 0.144 in.min,0.159 in.max insert size
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Direction
- right-hand
- Length
- 0.112 inches nominal
- Insert Size
- 0.144 in.min,0.159 in.max
- Thread Quantity Per Inch
- 40.0
- Nominal Thread Size
- 0.112 inches
- Material
- steel corrosion resisting overall
- Material Document And Classification
- ams 7245 assn std single material response overall
- Surface Treatment
- passivate overall
- Style Designator
- coil
- 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5340-00-066-7366 | No Name Available | 01/01/1963 |
| 5340-00-634-7890 | No Name Available | 01/25/1967 |
| 5340-00-685-4893 | No Name Available | 01/01/1960 |
| 5340-00-731-3291 | No Name Available | 01/01/1963 |
| 5340-00-879-2709 | No Name Available | 06/17/1970 |
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 |
|---|---|
| 021.450453 | Screw Thread Insert |
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| U140302 | Screw Thread Insert |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5325-00-826-4023?
Does the NSN 5325-00-826-4023 have a Schedule B code assigned?
Does NSN 5325-00-826-4023 require demilitarization?
Does NSN 5325-00-826-4023 contain precious materials?
Does NSN 5325-00-826-4023 contain hazardous materials?
When the NSN 5325-00-826-4023 was assigned to the Federal Catalog?
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Material | 18,778 |
| New Surplus | 5,694 |
| Total | 24,472 |