4820-00-287-3952
Find complete technical information, availability, and procurement data for: 4820-00-287-3952
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A valve having a flat or tapered disk (gate) which moves transversely to the axis of flow by rotating or sliding movements of the stem to open or close the orifice. It may also contain an oval or rectangular shaped slide which may be manually, motor, or pressure operated through the means of an arm or arm assembly. The body flange may be designed to accommodate tube type connectors. It may or may not contain thermal relief features. Includes valve (gate) specifically designed for the control of fluid systems in aircraft or missiles.
inside screw bonnet type, u-bolt bonnet attachment method, threaded internal pipe connection type, 1.250 inches nominal pipe size accommodated, manual valve operation method
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
- 1.250 inches
- Bonnet Type
- inside screw
- Bonnet Attachment Method
- u-bolt
- Valve Operation Method
- manual
- Connection Type
- threaded internal pipe
- Features Provided
- bonnet packing
- Valve Size
- 1.250 inches
- Maximum Operating Pressure And Media For Which Designed
- 450.0 pounds per square inch steam
- Nominal Thread Size
- 1.250 inches
- Stem Type
- rising
- Maximum Operating Temp And Media For Which Designed
- 450.0 fahrenheit steam and 450.0 fahrenheit water-oil-gas
- Inlet Relationship With Outlet
- identical
- Pressure Class
- 150.0 pounds
- Special Features
- solid wedge; tapered seat
- Material
- copper alloy 836 seat
- Material
- copper alloy 836 stem
- Material
- copper alloy 836 disk
- Material
- iron cast uns f12102 body
- Material Document And Classification
- astm a-126 class b assn std single material response body
- Material Document And Classification
- astm b-62 assn std single material response disk
- Material Document And Classification
- astm b-62 assn std single material response seat
- Material Document And Classification
- astm b-62 assn std single material response stem
- Thread Series Designator
- npt
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-00-289-1363 | No Name Available | 03/01/1978 |
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 |
|---|---|
| 0417 1-1/4 IN | Gate Valve |
| 1640-1 1/4 IN | Gate Valve |
| FIG490 | Gate Valve |
| N0. 490 VALVE N.P.S. 1-1/4 IN. | Gate Valve |
FAQs
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Does NSN 4820-00-287-3952 require demilitarization?
Does NSN 4820-00-287-3952 contain precious materials?
Does NSN 4820-00-287-3952 contain hazardous materials?
When the NSN 4820-00-287-3952 was assigned to the Federal Catalog?
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