The Valve,safety Relief, cataloged under National Stock Number 4820-01-494-4920, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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 | 4820-01-494-4920 |
| Primary Part Number | CDS17074 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Maximum Operating Temp | 165.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Opening Pressure Setting | 72.0 POUNDS PER SQUARE INCH LBS |
| Nominal Pipe Size Accommodated | 1.000 INCHES FIRST END IN |
| Adjustable Pressure Range | +66.0 TO 75.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20206 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20206K51M/CDS17 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20206K51M/CDS17074 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20206K51M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| CDS17074 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20206K51M PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-494-4920 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-494-4920 has 6 cross-referenced part numbers: 20206 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20206K51M/CDS17 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20206K51M/CDS17074 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20206K51M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), CDS17074 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team) and 1 more.
There are 12 known substitutes for 4820-01-494-4920: 4810-00-168-8723, 4720-00-440-2072, 3110-00-554-5839 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for CDS17074: End Item Identification: LOS ANGELES CLASS SSN (688), P/N 20206 VALVE; Part Name Assigned by Controlling Agency: VALVE,SAFETY RELIEF; Maximum Operating Temp: 165.0 FAHRENHEIT SINGLE RESPONSE DEGF; Special Features: 1.000 IN RELIEF VALVE TYPE UU1751-T; SPRING NUMBER: 100-K; 424 SCFM RATED CAPACITY; 84 PSIG ACCUMULATION PRESS. MAX.; 60 PSIG RESEAT PRESSURE MIN.; 7PSIG BACK PRESSURE MAX.; SEAT LEAKAGE: NONE IN THREE MIN. AT 60 PSIG IN. 8 total characteristics are documented in the Federal Logistics Information System.