The Valve,check, cataloged under National Stock Number 4820-01-216-2875, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-216-2875 |
| Primary Part Number | 2621-927-10 ASSY A, 0.25IN |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Valve Operation Method | AUTOMATIC |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Connection Style | STREAMLINED WITH ONE BRAZING RING (PIPE) ALL ENDS |
| Mounting Position | HORIZONTAL |
| Nominal Pipe Size Accommodated | 0.250 INCHES SECOND END IN |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NS-4038 1-4IN | National Oilwell (USA) |
| 2621-927-10 ASSY A, 0.25IN PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| NS-4038 1-4IN | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 90078000 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NS-4038 | National Oilwell (USA) |
NSN 4820-01-216-2875 is a Valve,check, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-216-2875 has 5 cross-referenced part numbers: NS-4038 1-4IN (National Oilwell), 2621-927-10 ASSY A, 0.25IN (Electric Boat Corporation Div General Dynamics Electric Boat), NS-4038 1-4IN (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 90078000 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NS-4038 (National Oilwell).
There are 10 known substitutes for 4820-01-216-2875: 4820-01-027-8966, 4820-01-087-2224, 4820-01-125-9746 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2621-927-10 ASSY A, 0.25IN: Flow Control Device: DISK; Valve Operation Method: AUTOMATIC; Style Designator: STRAIGHT THRU; Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE. 11 total characteristics are documented in the Federal Logistics Information System.