NSN 4820-01-420-4421
Part Details | PRESSURE RELIEF SAFETY HEAD
4820-01-420-4421 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.
Alternate Parts: 5526350CE, 5526-350-CE, 5526350, 5526-350, 552624 BAR, 5526-24 BAR, 522.552624, 552624.1BARCE, 5526-24.1BAR-CE, 4820-01-420-4421, 01-420-4421, 4820014204421, 014204421
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | OCT 17, 1995 | 01-420-4421 | 28139 ( HEAD, SAFETY, PRESSURE RELIEF ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-420-4421
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5526-350-CE | 28193 | HENRY TECHNOLOGIES INC. |
| 5526-350 | 28193 | HENRY TECHNOLOGIES INC. |
| 5526-24 BAR | H1D90 | VAN HALTEREN SPECIAL PRODUCTS B.V. |
| 522.552624 | H1D90 | VAN HALTEREN SPECIAL PRODUCTS B.V. |
| 5526-24.1BAR-CE | U0EL8 | WOLSELEY UK LIMITED |
Technical Data | NSN 4820-01-420-4421
| Characteristic | Specifications |
|---|---|
| HEAD MATERIAL | COPPER ALLOY |
| END CONNECTION TYPE | THREADED |
| BURST PRESSURE | 350.0 PRESSURE POUNDS PER SQUARE INCH ABSOLUTE |
| BURST TEMPERATURE | 72.0 DEG FAHRENHEIT |