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National Stock Number:
4820-01-558-4571
Federal Supply Class:
4820
National Item Identification Number:
015584571
Description:
VALVE,SAFETY RELIEF
Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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Manufacturer Information:
| 2S6556 | 93135 | PORTMAN INSTRUMENT CO |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2024 BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 160.0 DEG FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 215.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MINIMUM OPERATING TEMP | -65.0 DEG FAHRENHEIT | | SPECIAL FEATURES | ACCEPTANCE TEST PROCEDURE 2981S. LOCKWIRE PER MS33540 AND CRIMP STEEL. BONDING SURFACE PER MIL-B-5087S. FINISH IVD PER MIL-C-83488. CLASS 3. TYPE 2WITH MAX THICKNESS OR 0.0005 CHROMATE TREATMENT SHALL BE AFTER GLASS BEAD PEENING AT MAX PEEN PRESSURE OF 25 PSI. LEAKAGE: EXT. NONE, INTERNAL NONE. BURST PRESSURE 535 PSIG |
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