The Valve,vent, cataloged under National Stock Number 4820-01-191-5987, 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. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Valve,vent |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711); Electric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Naval Ship Systems Command (CAGE 80064) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-191-5987 |
| Primary Part Number | 4675696-0001 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 501-4675696 ITE | Naval Sea Systems Command (USA) |
| 4675696-0001 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 87643-7502 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 501-4675696 | Naval Ship Systems Command (USA) |
NSN 4820-01-191-5987 is a Valve,vent, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-191-5987 has 4 cross-referenced part numbers: 501-4675696 ITE (Naval Sea Systems Command), 4675696-0001 (Electric Boat Corporation Div General Dynamics Electric Boat), 87643-7502 (Electric Boat Corporation Div General Dynamics Electric Boat), 501-4675696 (Naval Ship Systems Command).
There are 5 known substitutes for 4820-01-191-5987: 4820-01-103-0157, 3040-01-198-2688, 3040-01-198-2689 and 2 more. Verify interchangeability with system specifications before substitution.