The Cap,valve, cataloged under National Stock Number 4820-01-113-0783, 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 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-113-0783 |
| Primary Part Number | 2620-902ASSYB PIECE24 1-2IN |
| Item Name | Cap,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Attachment Method | RETAINING RING |
| Valve Size for Which Designed | 0.500 INCHES IN |
| Valve Type for Which Designed | LIFT-CHECK |
| Valve Model Number for Which Designed | 2620-902 ASSY B |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SS845-1889587ASSYB PIECE24 1/2IN | Naval Ship Systems Command (USA) |
| 2620-902ASSYB PIECE24 1-2IN PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2620-902 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| SS845-1889587 | Naval Ship Systems Command (USA) |
NSN 4820-01-113-0783 is a Cap,valve, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-113-0783 has 4 cross-referenced part numbers: SS845-1889587ASSYB PIECE24 1/2IN (Naval Ship Systems Command), 2620-902ASSYB PIECE24 1-2IN (Electric Boat Corporation Div General Dynamics Electric Boat), 2620-902 (Electric Boat Corporation Div General Dynamics Electric Boat), SS845-1889587 (Naval Ship Systems Command).
There are 12 known substitutes for 4820-01-113-0783: 4820-00-871-8935, 4820-01-043-3626, 4820-01-067-3653 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2620-902ASSYB PIECE24 1-2IN: Attachment Method: RETAINING RING; Valve Size for Which Designed: 0.500 INCHES IN; Valve Type for Which Designed: LIFT-CHECK; Valve Model Number for Which Designed: 2620-902 ASSY B. 5 total characteristics are documented in the Federal Logistics Information System.