The Valve,safety Relief, cataloged under National Stock Number 4820-01-217-9832, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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 | 4820-01-217-9832 |
| Primary Part Number | 20CS169-136T170PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Connection Style | SOCKET ALL ENDS |
| Style Designator | ANGLE |
| Flow Control Device | DISK |
| Valve Operation Method | AUTOMATIC |
| Nominal Pipe Size Accommodated | 0.500 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Adjustable Pressure Range | +136.0 TO 170.0 POUNDS PER SQUARE INCH LBS |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | COPPER ALLOY BODY |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | WATER, FRESH SINGLE RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20CS169-136T170PSI PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 9520 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| D40UU-136-170 | Danco Valve Company (USA) |
NSN 4820-01-217-9832 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-217-9832 has 3 cross-referenced part numbers: 20CS169-136T170PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9520 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), D40UU-136-170 (Danco Valve Company).
There are 12 known substitutes for 4820-01-217-9832: 5940-00-192-9968, 3030-00-317-4811, 2990-00-403-1613 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20CS169-136T170PSI: Connection Style: SOCKET ALL ENDS; Style Designator: ANGLE; Flow Control Device: DISK; Valve Operation Method: AUTOMATIC. 11 total characteristics are documented in the Federal Logistics Information System.