NSN 4820-00-839-4313 177LH, 00-839-4313, 008394313
Product Details | FIRE CHECK VALVE
4820-00-839-4313 A valve which works on a thermostatic principle to stop and extinguish backfire in gas-air pipelines by utilizing the heat generated by the fire to actuate the mechanism which closes the valve. It also contains a swing check on the inlet connection which closes immediately upon shock caused by backfire, shutting off the gas-air mixture. It is designed for installation in a pipeline to feed gas-air mixtures to burners and the like.
Part Alternates: 177LH, 4820-00-839-4313, 00-839-4313, 4820008394313, 008394313
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-839-4313 | 16997 ( VALVE, FIRE CHECK ) |
Drawings & Photos | NSN 4820-00-839-4313
Cross Reference | NSN 4820-00-839-4313
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 177LH | 81718 | OPW FUELING COMPONENTS INC. DIV OPW FUELING COMPONENTS |
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Technical Data | NSN 4820-00-839-4313
| Characteristic | Specifications |
|---|---|
| BODY STYLE | A1 STRAIGHT THRU |
| BODY MATERIAL | BRONZE |
| SEAT MATERIAL | BRONZE |
| FLOW CONTROL DEVICE | DISK, FLAT, TOP AND BOTTOM GUIDED |
| FLOW CONTROL DEVICE MATERIAL | RUBBER, BUNA-N |
| STEM MATERIAL | BRONZE |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | G11 PLAIN |
| FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 2.500 INCHES |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| SECOND END STYLE DESIGNATOR | J6 PLAIN |
| SECOND END NOMINAL PIPE SIZE ACCOMMODATED | 3.000 INCHES |
| SECOND END THREAD DIRECTION | RIGHT-HAND |
| MAXIMUM OPERATING PRESSURE | NOT RATED |
| MEDIA FOR WHICH DESIGNED | ANY ACCEPTABLE |
| TEMP RATING | 165.0 DEG FAHRENHEIT |
| MANUFACTURERS CODE | 81718 |
| DESIGN CONTROL REFERENCE | 177LH |
Restrictions/Controls & Freight Information | NSN 4820-00-839-4313
| 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 |
|---|---|---|
| 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 | XX | |
| 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 |