The Valve,check, cataloged under National Stock Number 4820-01-133-2290, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 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 | 4820-01-133-2290 |
| Primary Part Number | 845-2110235 ASSY 8 BA |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Connection Style | SOCKET WITH BRAZING RING (PIPE) ALL ENDS |
| Nominal Pipe Size Accommodated | 0.500 INCHES ALL ENDS IN |
| Mounting Position | HORIZONTAL |
| Flow Control Device | DISK |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | COPPER ALLOY 905 BODY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2620-927X1 ASSY 8 BA | National Oilwell (USA) |
| 845-2110235 | Naval Ship Systems Command (USA) |
| 2620-927X1 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 845-2110235 ASSY 8 BA PRIMARY | Naval Ship Systems Command (USA) |
| 2620-927X1 ASSY 8 BA | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 90176000 | National Oilwell (USA) |
| 90176000 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-133-2290 is a Valve,check, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-133-2290 has 7 cross-referenced part numbers: 2620-927X1 ASSY 8 BA (National Oilwell), 845-2110235 (Naval Ship Systems Command), 2620-927X1 (Electric Boat Corporation Div General Dynamics Electric Boat), 845-2110235 ASSY 8 BA (Naval Ship Systems Command), 2620-927X1 ASSY 8 BA (Electric Boat Corporation Div General Dynamics Electric Boat) and 2 more.
There are 7 known substitutes for 4820-01-133-2290: 4820-00-045-5064, 4820-01-062-8563, 4820-01-062-8667 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 845-2110235 ASSY 8 BA: Style Designator: STRAIGHT THRU; Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Valve Operation Method: AUTOMATIC. 10 total characteristics are documented in the Federal Logistics Information System.