The Valve,safety Relief, cataloged under National Stock Number 4820-01-524-1914, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-524-1914 |
| Primary Part Number | 27CC33HM-Z20/S4 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris |
| Status | ACTIVE |
| Adjustable Pressure Range | +4988.0 TO 5736.0 POUNDS PER SQUARE INCH LBS |
| Material | STEEL COMP 316 FLOW CONTROL DEVICE |
| Material | STEEL COMP 316 BODY |
| Style Designator | ANGLE |
| Valve Operation Method | AUTOMATIC |
| Material | STEEL COMP 316 STEM |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Bonnet Attachment Method | BOLTED |
| Connection Style | SOCKET ALL ENDS |
| Flow Control Device | DISK |
| Disk Loading Method | SPRING |
| Bonnet Type | INSIDE SPRING |
| Media for Which Designed | GAS, NATURAL SINGLE RESPONSE |
| Nominal Pipe Size Accommodated | 1.000 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 27CC33HM-Z20/S4 PRIMARY | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30158 ASSY 27CC33HM-Z20/S4 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30158 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
NSN 4820-01-524-1914 is a Valve,safety Relief, manufactured by Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-524-1914 has 3 cross-referenced part numbers: 27CC33HM-Z20/S4 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30158 ASSY 27CC33HM-Z20/S4 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30158 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).
There are 10 known substitutes for 4820-01-524-1914: 3110-00-100-0603, 5310-01-232-0363, 5330-01-282-0393 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 27CC33HM-Z20/S4: Adjustable Pressure Range: +4988.0 TO 5736.0 POUNDS PER SQUARE INCH LBS; Material: STEEL COMP 316 FLOW CONTROL DEVICE; Material: STEEL COMP 316 BODY; Style Designator: ANGLE. 15 total characteristics are documented in the Federal Logistics Information System.