The Valve,safety Relief, cataloged under National Stock Number 4820-01-539-5193, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-539-5193 |
| Primary Part Number | 85FC55M-140/100PSI |
| 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 |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Valve Size | 2.000 INCHES IN |
| Material Document and Classification | ASME SA-216, GR WCB NATIONAL SPEC SINGLE MATERIAL RESPONSE BODY |
| Flow Control Device | STEM OR DISK |
| Connection Type | FLANGE ALL ENDS |
| Material | STEEL BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 85FC55M-140/100PSI PRIMARY | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30217 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30217 AY 85FC55M-140/100PSI | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
NSN 4820-01-539-5193 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 4820-01-539-5193 has 3 cross-referenced part numbers: 85FC55M-140/100PSI (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30217 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30217 AY 85FC55M-140/100PSI (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).
There are 9 known substitutes for 4820-01-539-5193: 5930-00-103-1558, 5950-00-236-5573, 5805-00-999-3939 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 85FC55M-140/100PSI: Part Name Assigned by Controlling Agency: 8500 RELIEF VALVE MODEL NO. 85FC55M-140 FLANGE END CONNECTIONS LIQUID SERVICE; Special Features: SET PRESSURE 100 PSI; RELIEF SETTING RANGE 98 TO 109 PSI; SPRING/LEVER OPERATION; Valve Operation Method: AUTOMATIC OR MANUAL; Valve Size: 2.000 INCHES IN. 8 total characteristics are documented in the Federal Logistics Information System.