The Disk,valve, cataloged under National Stock Number 4820-01-468-8431, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-468-8431 |
| Primary Part Number | 8255-000-061 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Thread Class | 2A A |
| Shoulder Height | 0.3125 INCHES MAXIMUM IN |
| Seat Angle | 30.0 DEGREES MAXIMUM |
| Nominal Thread Size | 2.625 INCHES IN |
| Thread Series Designator | UN |
| Material | STEEL CORROSION RESISTING |
| Outside Diameter | 2.625 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 12 |
| Shoulder Width | 0.500 INCHES NOMINAL IN |
| Style Designator | PLUG |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8255-000-061 PRIMARY | Velan Valve Corp. (USA) |
| 7850-013 ITEM 6 | Velan Valve Corp. (USA) |
| 7850-013 ITEM NO 06 | Velan Valve Corp. (USA) |
| 7850-013 | Velan Valve Corp. (USA) |
NSN 4820-01-468-8431 is a Disk,valve, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-468-8431 has 4 cross-referenced part numbers: 8255-000-061 (Velan Valve Corp.), 7850-013 ITEM 6 (Velan Valve Corp.), 7850-013 ITEM NO 06 (Velan Valve Corp.), 7850-013 (Velan Valve Corp.).
There are 9 known substitutes for 4820-01-468-8431: 4820-01-156-4876, 4820-01-437-3054, 5310-01-466-4092 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8255-000-061: Thread Class: 2A A; Shoulder Height: 0.3125 INCHES MAXIMUM IN; Seat Angle: 30.0 DEGREES MAXIMUM; Overall Height: 2.000 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.