4RB281
View detailed technical data, stock status, and sourcing information for: 4RB281
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A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.
400.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction, inside spring bonnet type, stem flow control device, threaded bonnet attachment method
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 all ends
- Flow Control Device
- stem
- Bonnet Type
- inside spring
- Bonnet Attachment Method
- threaded
- Maximum Operating Temp
- 400.0 fahrenheit single response
- Connection Style
- plain,optional end(pipe) all ends
- Valve Operation Method
- manual
- Connection Type
- threaded internal pipe all ends
- Mounting Facility
- bulkhead
- Features Provided
- bonnet packing
- Maximum Operating Pressure
- 3000.0 pounds per square inch single response
- Nominal Thread Size
- 0.250 inches all ends
- Material
- copper alloy body
- Material
- copper alloy seat
- Material
- steel comp 303 flow control device
- Material
- steel comp 303 stem
- Material Document And Classification
- 66,aisi303/sae30303 fed std single material response flow control device
- Material Document And Classification
- 66,aisi303/sae30303 fed std single material response stem
- Media For Which Designed
- water-oil-gas single response
- Style Designator
- straight thru
- Thread Series Designator
- npt all ends
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-00-351-2343 | No Name Available | 04/01/1976 |
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:
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4820-00-111-6513?
Does the NSN 4820-00-111-6513 have a Schedule B code assigned?
Does NSN 4820-00-111-6513 require demilitarization?
Does NSN 4820-00-111-6513 contain precious materials?
Does NSN 4820-00-111-6513 contain hazardous materials?
When the NSN 4820-00-111-6513 was assigned to the Federal Catalog?
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Pricing
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