The Stem,fluid Valve, cataloged under National Stock Number 4820-01-208-3220, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Velan Valve Corp.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-208-3220 |
| Primary Part Number | 2566-51-63 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Velan Valve Corp. |
| Status | CANCELLED |
| Material | STEEL |
| Valve Size for Which Designed | 1.125 INCHES AND 1.500 INCHES IN |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Type for Which Designed | GATE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2566-51-63 PRIMARY | Velan Valve Corp. (USA) |
| 23251 | Velan Valve Corp. (USA) |
| 23251 PIECE 6 1.50IPS | Velan Valve Corp. (USA) |
| 2566-051-063 PRIMARY | Velan Valve Corp. (USA) |
| 2566-51-64 | Velan Valve Corp. (USA) |
| 23256 | Velan Valve Corp. (USA) |
NSN 4820-01-208-3220 is a Stem,fluid Valve, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-208-3220 has 6 cross-referenced part numbers: 2566-51-63 (Velan Valve Corp.), 23251 (Velan Valve Corp.), 23251 PIECE 6 1.50IPS (Velan Valve Corp.), 2566-051-063 (Velan Valve Corp.), 2566-51-64 (Velan Valve Corp.) and 1 more.
There are 11 known substitutes for 4820-01-208-3220: 3110-00-100-0540, 5136-00-197-9531, 5365-00-203-4360 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2566-51-63: Material: STEEL; Valve Size for Which Designed: 1.125 INCHES AND 1.500 INCHES IN; Stem Actuating End Type: THREADED EXTERNALLY; Valve Type for Which Designed: GATE. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-208-3220 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.