The Valve,safety Relief, cataloged under National Stock Number 4820-00-825-3850, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-825-3850 |
| Primary Part Number | 0548-A01-KM0100 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | CANCELLED |
| Thread Series Designator | NPT FIRST END |
| Style Designator | ANGLE |
| Valve Discharge Flow Rate | 32.0 CUBIC FEET PER MINUTE |
| Material | COPPER ALLOY OVERALL |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END IN |
| Valve Operation Method | AUTOMATIC OR MANUAL |
| Disk Loading Method | SPRING |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Flow Control Device | POPPET |
| Opening Pressure Setting | 100.0 POUNDS PER SQUARE INCH LBS |
| Maximum Operating Temp | 60.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Operating Pressure | 160.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | VALVE STEM LOCK SHIELD |
| Thread Direction | RIGHT-HAND FIRST END |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Bonnet Type | INSIDE SPRING |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 810508 | Telectro-Mek Inc (USA) |
| 48A1-4 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 0548-A01-KM0100 PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 48 1-4 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-00-825-3850 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-825-3850 has 4 cross-referenced part numbers: 810508 (Telectro-Mek Inc), 48A1-4 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 0548-A01-KM0100 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 48 1-4 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 9 known substitutes for 4820-00-825-3850: 5940-00-143-4771, 5905-00-232-1848, 5999-00-437-6493 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 0548-A01-KM0100: Thread Series Designator: NPT FIRST END; Style Designator: ANGLE; Valve Discharge Flow Rate: 32.0 CUBIC FEET PER MINUTE; Material: COPPER ALLOY OVERALL. 20 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-825-3850 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.