4820-00-029-0237
Find complete technical information, availability, and procurement data for: 4820-00-029-0237
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A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.
3a single threaded portion thread class, 1.406 inches nominal flange diameter, 0.250 inches nominal flange seat to disk end height, 0.500 inches minimum and 0.578 inches maximum body inside diameter, 0.375 inches nominal single threaded portion thread length
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 single threaded portion
- Thread Length
- 0.375 inches nominal single threaded portion
- Flange Diameter
- 1.406 inches nominal
- Body Inside Diameter
- 0.500 inches minimum and 0.578 inches maximum
- Flange Seat To Disk End Height
- 0.250 inches nominal
- Under Flange Height
- 0.531 inches nominal
- Seat Angle In Deg
- 40.000 nominal
- Thread Quantity Per Inch
- 16 single threaded portion
- Nominal Thread Size
- 0.375 inches single threaded portion
- Seating Surface Shape
- angular
- Material
- steel corrosion resisting overall
- Surface Treatment
- passivate overall
- Style Designator
- threaded flanged
- Thread Series Designator
- un single threaded portion
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 3655-00-602-1305 | No Name Available | 04/08/1974 |
| 3655-00-873-6629 | No Name Available | 04/27/1974 |
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 |
|---|---|
| 2894-3 | Valve Seat |
FAQs
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Does NSN 4820-00-029-0237 require demilitarization?
Does NSN 4820-00-029-0237 contain precious materials?
Does NSN 4820-00-029-0237 contain hazardous materials?
When the NSN 4820-00-029-0237 was assigned to the Federal Catalog?
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