The Valve,safety Relief, cataloged under National Stock Number 4820-01-539-4016, 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 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-539-4016 |
| Primary Part Number | 26PC12W-140/BM/SP-45PSI |
| 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 |
| Connection Type | FLANGE ALL ENDS |
| Material | BRONZE BODY |
| Material Document and Classification | ASME SB61 NATIONAL SPEC SINGLE MATERIAL RESPONSE BODY |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Flow Control Device | STEM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 26PC12W-140/BM/SP-45PSI PRIMARY | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30215 AY 26PC12W-140/BM/SP-45PSI | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| 30215 | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
NSN 4820-01-539-4016 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 4820-01-539-4016 has 3 cross-referenced part numbers: 26PC12W-140/BM/SP-45PSI (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30215 AY 26PC12W-140/BM/SP-45PSI (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris), 30215 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).
There are 12 known substitutes for 4820-01-539-4016: 5315-00-009-5761, 3110-00-100-0768, 3110-00-156-8182 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 26PC12W-140/BM/SP-45PSI: Connection Type: FLANGE ALL ENDS; Material: BRONZE BODY; Special Features: 4.0IN X 6.0IN SIZE; SET PRESSURE 45 PSI; RELIEF SETTING RANGE 43 TO 50 PSI IN; Material Document and Classification: ASME SB61 NATIONAL SPEC SINGLE MATERIAL RESPONSE BODY. 7 total characteristics are documented in the Federal Logistics Information System.