The Valve,safety Relief, cataloged under National Stock Number 4820-01-227-1002, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-227-1002 |
| Primary Part Number | S-508-1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp |
| Status | ACTIVE |
| Opening Pressure Setting | 170.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S-508-1 | Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA) |
NSN 4820-01-227-1002 is a Valve,safety Relief, manufactured by Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-227-1002 has 1 cross-referenced part number: S-508-1 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp).
There is 1 known substitute for 4820-01-227-1002: 6520-01-577-0816. Verify interchangeability with system specifications before substitution.
Key specifications for S-508-1: Opening Pressure Setting: 170.0 POUNDS PER SQUARE INCH LBS; Valve Operation Method: AUTOMATIC. 2 total characteristics are documented in the Federal Logistics Information System.