4820-01-554-1320
Find complete technical information, availability, and procurement data for: 4820-01-554-1320
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A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.
2.000 inches all ends nominal pipe size accommodated, 775.0 fahrenheit single response maximum operating temp, bolted bonnet attachment method, disk flow control device, outside screw-yoke bonnet type
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Nominal Pipe Size Accommodated
- 2.000 inches all ends
- Flow Control Device
- disk
- Bonnet Type
- outside screw-yoke
- Bonnet Attachment Method
- bolted
- Maximum Operating Temp
- 775.0 fahrenheit single response
- Connection Style
- socket (pipe) all ends
- Valve Operation Method
- manual
- Connection Type
- unthreaded internal pipe all ends
- Mounting Position
- horizontal or vertical
- Maximum Operating Pressure
- 900.0 pounds per square inch single response
- Part Name Assigned By Controlling Agency
- angle stop-check with backseat
- Special Features
- 11-inch hand wheel
- Material
- cobalt comp l-605 flow control device
- Material
- steel comp 316 body
- Material
- steel comp 316 stem
- Style Designator
- angle
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-01-212-9950 | No Name Available | 01/01/2014 |
| 4820-01-431-6695 | No Name Available | 05/01/2015 |
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 |
|---|---|
| 803-2177525-S841 | Stop-Check Valve |
| 803-2177525-S8D1AF | Stop-Check Valve |
FAQs
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Does NSN 4820-01-554-1320 contain precious materials?
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When the NSN 4820-01-554-1320 was assigned to the Federal Catalog?
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