The Valve,safety Relief, cataloged under National Stock Number 4820-01-344-8998, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Actronics Incorporated Dba Actronics Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-344-8998 |
| Primary Part Number | 11-447 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Actronics Incorporated Dba Actronics Inc |
| Status | ACTIVE |
| Surface Treatment | PASSIVATE LOCATION NOT OTHERWISE SPECIFIED |
| Media for Which Designed | OIL, LUBRICATING, DIESTER BASE SINGLE RESPONSE |
| Material | STEEL CORROSION RESISTING BODY |
| Thread Series Designator | UNF ALL ENDS |
| Style Designator | SCREW-IN CARTRIDGE |
| Opening Pressure Setting | 75.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 330.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Class | 3A ALL ENDS A |
| Connection Type | THREADED CARTRIDGE ALL ENDS |
| Maximum Operating Temp | 320.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PLAIN (TUBE) ALL ENDS |
| Flow Control Device | POPPET |
| Valve Operation Method | AUTOMATIC |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-344-8998 is a Valve,safety Relief, manufactured by Actronics Incorporated Dba Actronics Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-344-8998 has 3 cross-referenced part numbers: 11-447 (Actronics Incorporated Dba Actronics Inc), 11883-002 (Ametek Thermal Systems Inc), 10124714 (Nimikkeistokeskus Ncb Finland).
There are 7 known substitutes for 4820-01-344-8998: 5133-00-232-6398, 4730-00-264-9151, 5963-01-201-8171 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 11-447: Surface Treatment: PASSIVATE LOCATION NOT OTHERWISE SPECIFIED; Media for Which Designed: OIL, LUBRICATING, DIESTER BASE SINGLE RESPONSE; Material: STEEL CORROSION RESISTING BODY; Thread Series Designator: UNF ALL ENDS. 15 total characteristics are documented in the Federal Logistics Information System.