The Valve,safety Relief, cataloged under National Stock Number 4820-01-539-3542, 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 6 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-539-3542 |
| Primary Part Number | 85DC22M-140/70PSI |
| 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 |
| Material | STEEL BODY |
| Valve Size | 0.750 INCHES IN |
| Connection Type | FLANGE ALL ENDS |
| Adjustable Pressure Range | +70.0 TO 78.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Material Document and Classification | ASME SA-216, GR. WCB ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 30216 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 85DC22M-140/70PSI PRIMARY | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30216 AY 85DC22M-140/70PSI | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
NSN 4820-01-539-3542 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 4820-01-539-3542 has 3 cross-referenced part numbers: 30216 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 85DC22M-140/70PSI (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30216 AY 85DC22M-140/70PSI (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).
There are 11 known substitutes for 4820-01-539-3542: 3110-00-156-8194, 5365-00-191-0437, 3120-00-213-0800 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 85DC22M-140/70PSI: Material: STEEL BODY; Valve Size: 0.750 INCHES IN; Connection Type: FLANGE ALL ENDS; Special Features: 0.75IN X 0.75IN SIZE; SET PRESSURE 70PSI; SPRING/LEVER OPERATION IN. 8 total characteristics are documented in the Federal Logistics Information System.