The Disk,valve, cataloged under National Stock Number 4820-01-275-4342, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-275-4342 |
| Primary Part Number | 7944-046-209 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Style Designator | SOLID WEDGE |
| Taper Major Diameter | 2.656 INCHES NOMINAL IN |
| Material | STEEL |
| Taper Minor Diameter | 2.144 INCHES NOMINAL IN |
| Taper Length | 1.875 INCHES NOMINAL IN |
| Media for Which Designed | WATER |
| Pressure Rating | 900.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 7840-016 ITEM 2D | Velan Valve Corp. (USA) |
| 7944-046-209 PRIMARY | Velan Valve Corp. (USA) |
| 7840-016 | Velan Valve Corp. (USA) |
NSN 4820-01-275-4342 is a Disk,valve, manufactured by Velan Valve Corp., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-275-4342 has 3 cross-referenced part numbers: 7840-016 ITEM 2D (Velan Valve Corp.), 7944-046-209 (Velan Valve Corp.), 7840-016 (Velan Valve Corp.).
There are 8 known substitutes for 4820-01-275-4342: 4820-01-200-3116, 4820-01-268-8514, 4820-01-269-0036 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7944-046-209: Style Designator: SOLID WEDGE; Taper Major Diameter: 2.656 INCHES NOMINAL IN; Material: STEEL; Taper Minor Diameter: 2.144 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.