4820-00-146-2974
Find complete technical information, availability, and procurement data for: 4820-00-146-2974
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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.
3a 1st end thread class, right-hand 1st end thread direction, flared (tube) 1st end connection style, threaded bonnet attachment method, inside screw bonnet type
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a 1st end
- Thread Direction
- right-hand 1st end
- Bonnet Type
- inside screw
- Bonnet Attachment Method
- threaded
- Connection Style
- flared (tube) 1st end
- Valve Operation Method
- manual
- Connection Type
- threaded external tube 1st end
- Mounting Facility
- bulkhead
- Features Provided
- bonnet packing
- Thread Quantity Per Inch
- 20 1st end
- Maximum Operating Pressure
- 3000.0 pounds per square inch single response
- Nominal Thread Size
- 0.437 inches 1st end
- Seat Angle
- 37.0 degrees 1st end
- Nominal Outside Diameter Tube Accommodated
- 0.250 inches 1st end
- Material
- copper alloy body
- Material
- copper alloy seat
- Material
- steel comp 303 stem
- Material Document And Classification
- qq-b-626 fed spec single material response body
- Material Document And Classification
- qq-b-626 fed spec single material response seat
- Media For Which Designed
- refrigerant 12 single response
- Style Designator
- straight thru
- Thread Series Designator
- unf 1st end
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4820-01-100-7880 | No Name Available | 02/01/1999 |
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
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Does the NSN 4820-00-146-2974 have a Schedule B code assigned?
Does NSN 4820-00-146-2974 require demilitarization?
Does NSN 4820-00-146-2974 contain precious materials?
Does NSN 4820-00-146-2974 contain hazardous materials?
When the NSN 4820-00-146-2974 was assigned to the Federal Catalog?
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