20521-100
View detailed technical data, stock status, and sourcing information for: 20521-100
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An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes:stem, faucet; and stem, needle valve.
disk flow control device, right-hand all ends thread direction, bolted bonnet attachment method, inside screw bonnet type, 2a all ends 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 all ends
- Thread Direction
- right-hand all ends
- Flow Control Device
- disk
- Bonnet Type
- inside screw
- Bonnet Attachment Method
- bolted
- Connection Style
- plain (tube) all ends
- Valve Operation Method
- manual
- Connection Type
- threaded external tube all ends
- Nominal Thread Size
- 0.250 inches all ends
- Material
- steel body
- Style Designator
- straight thru
- Thread Series Designator
- unf all ends
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-00-393-4301 | No Name Available | 11/01/1983 |
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 |
|---|---|
| 20521-100 | Globe Valve |
| P45-GRV-1008 | Globe Valve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-00-590-9162?
Does the NSN 4820-00-590-9162 have a Schedule B code assigned?
Does NSN 4820-00-590-9162 require demilitarization?
Does NSN 4820-00-590-9162 contain precious materials?
Does NSN 4820-00-590-9162 contain hazardous materials?
When the NSN 4820-00-590-9162 was assigned to the Federal Catalog?
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Pricing
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