NSN 4820-00-300-4990 623U, 00-300-4990, 003004990
Product Details | CHECK VALVE
4820-00-300-4990 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Part Alternates: 623U, 4820-00-300-4990, 00-300-4990, 4820003004990, 003004990
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 06 OCT 1973 | 00-300-4990 | 05487 ( VALVE, CHECK ) |
Drawings & Photos | NSN 4820-00-300-4990
Cross Reference | NSN 4820-00-300-4990
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 623U | 11672 | CRANE CO CRANE VALVE AND PARTS DIV |
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Technical Data | NSN 4820-00-300-4990
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYLE DESIGNATOR | A2 STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 850.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | BUTT WELD PIPE 1ST END |
| CONNECTION STYLE | B71B BEVELED 1ST END |
| NOMINAL PIPE SIZE ACCOMMODATED | 3.000 INCHES 1ST END |
| MOUNTING POSITION | HORIZONTAL |
| DISK LOADING METHOD | WEIGHT |
Restrictions/Controls & Freight Information | NSN 4820-00-300-4990
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||