NSN 4820-01-034-8280 BU2AL2072, BU2-AL20-72, 9926601
Product Details | PRESSURE RELIEF SAFETY HEAD
4820-01-034-8280 An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. It may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. Excludes VALVE, SAFETY RELIEF and PLUG, FUSIBLE. For items furnished with a disk, see HEAD AND DISK, SAFETY, PRESSURE RELIER.
Part Alternates: BU2AL2072, BU2-AL20-72, 9926601, 12758101, 4820-01-034-8280, 01-034-8280, 4820010348280, 010348280
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 FEB 1977 | 01-034-8280 | 28139 ( HEAD, SAFETY, PRESSURE RELIEF ) |
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Technical Data | NSN 4820-01-034-8280
| Characteristic | Specifications |
|---|---|
| HEAD MATERIAL | ALUMINUM |
| HEAD TYPE | UNION |
| HEAD SIZE | 2.000 INCHES |
| END CONNECTION TYPE | THREADED |
| BURST PRESSURE | 20.0 PRESSURE POUNDS PER SQUARE INCH GAGE |
| BURST TEMPERATURE | 72.0 DEG FAHRENHEIT |
Restrictions/Controls & Freight Information | NSN 4820-01-034-8280
| 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 |