020212531B
View detailed technical data, stock status, and sourcing information for: 020212531B
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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.
flange all ends connection type, 4 all ends bolt hole quantity, automatic valve operation method, ball flow control device, round with holes all ends flange shape
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Flow Control Device
- ball
- Bolt Hole Quantity
- 4 all ends
- Valve Operation Method
- automatic
- Flange Shape
- round with holes all ends
- Connection Type
- flange all ends
- Mounting Position
- vertical
- Valve Size
- 2.000 inches
- Nominal Outside Diameter
- 6.000 inches all ends
- Face To Face Distance
- 8.000 inches
- Nominal Thickness
- 0.756 inches all ends
- Bolt Hole Nominal Diameter
- 0.756 inches all ends
- Bolt Circle Nominal Diameter
- 4.750 inches all ends
- Flange Face Design
- plain all ends
- Material
- copper alloy body
- Style Designator
- straight thru flanged ends
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 3110-01-227-0013 | No Name Available | 09/01/1991 |
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 |
|---|---|
| 020212530B | Vent-Check Valve |
| 020212531B | Vent-Check Valve |
| 24421-5 | Vent-Check Valve |
| 24421-9 | Vent-Check Valve |
| 3-410-M20 ITEM | Vent-Check Valve |
| 52-90F2INMODNFOPRENECTDBALL | Vent-Check Valve |
| 5290F | Vent-Check Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-01-052-5766?
Does NSN 4820-01-052-5766 require demilitarization?
Does NSN 4820-01-052-5766 contain precious materials?
Does NSN 4820-01-052-5766 contain hazardous materials?
When the NSN 4820-01-052-5766 was assigned to the Federal Catalog?
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Pricing
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