NSN 4820-00-255-0082 20 1-8, 2018, 9904299 1-8
Product Details | LIFT-CHECK VALVE
4820-00-255-0082 A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also VALVE, STOP-CHECK and VALVE, STOP-LIFT-CHECK.
Part Alternates: 20 1-8, 2018, 9904299 1-8, 4820-00-255-0082, 00-255-0082, 4820002550082, 002550082, 990429918
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 24 JUN 1973 | 00-255-0082 | 27828 ( VALVE, LIFT-CHECK ) |
Drawings & Photos | NSN 4820-00-255-0082
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Technical Data | NSN 4820-00-255-0082
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 836 BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE COPPER ALLOY 836 SEAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY B5/D FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-C-390,ALLOY B5/D FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| STYLE DESIGNATOR | E1 STRAIGHT THRU |
| FLOW CONTROL DEVICE | BALL |
| MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE WATER-OIL-GAS 2ND RESPONSE |
| MAXIMUM OPERATING PRESSURE | 125.0 POUNDS PER SQUARE INCH 1ST RESPONSE 200.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | B9 PLAIN ALL ENDS |
| THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| NOMINAL THREAD SIZE | 0.125 INCHES ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| MOUNTING POSITION | HORIZONTAL |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | WEIGHT |
Restrictions/Controls & Freight Information | NSN 4820-00-255-0082
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 |
|---|---|---|
| NMF Description | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 576 | unknown |
| Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |