The Valve,safety Relief, cataloged under National Stock Number 4820-00-529-5234, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is General Electric Company. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-529-5234 |
| Primary Part Number | 1C1793-15 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Thread Series Designator | NPT ALL ENDS |
| Media for Which Designed | WATER, FRESH SINGLE RESPONSE |
| Style Designator | ANGLE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE PRESSURE RANGE AND THE VALVE SIZE |
| Operating Pressure | 1100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | COPPER ALLOY SEAT |
| Flow Control Device | DISK |
| Material | STEEL STEM |
| Disk Loading Method | SPRING |
| Nominal Pipe Size Accommodated | 0.500 INCHES ALL ENDS IN |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Bonnet Type | INSIDE SPRING |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Bonnet Attachment Method | THREADED |
| Adjustable Pressure Range | +251.0 TO 4000.0 POUNDS PER SQUARE INCH LBS |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Thread Quantity Per Inch | 14 ALL ENDS |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.500 INCHES ALL ENDS IN |
| Material | COPPER ALLOY BODY LINING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-529-5234 is a Valve,safety Relief, manufactured by General Electric Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-529-5234 has 3 cross-referenced part numbers: 1C1793-15 (General Electric Company), 1C1793-15 (General Electric Company), 1535 (Ashcroft Inc Dba Heise).
There are 11 known substitutes for 4820-00-529-5234: 4920-00-071-8837, 2590-00-099-5308, 5331-00-113-3804 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1C1793-15: Thread Series Designator: NPT ALL ENDS; Media for Which Designed: WATER, FRESH SINGLE RESPONSE; Style Designator: ANGLE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY THE PRESSURE RANGE AND THE VALVE SIZE. 23 total characteristics are documented in the Federal Logistics Information System.