The Disc Assembly, cataloged under National Stock Number 4820-01-481-1656, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dante Valve Company. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Item Name | Disc Assembly |
| FSC / FSG | 4820 — No Item Name Available (FSG 48) |
| Manufacturers | Danco Valve Company (CAGE 65079); Dante Valve Company (CAGE 5P967) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-481-1656 |
| Primary Part Number | B42005A |
| Item Name | Disc Assembly |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Dante Valve Company |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D4200 | Danco Valve Company (USA) |
| D4200 ITEM 7,8,9 P/N B42005A | Dante Valve Company (USA) |
| B42005A | Danco Valve Company (USA) |
| D4200 ITEM 7,8,9 P/N B42005A | Danco Valve Company (USA) |
| B42005A PRIMARY | Dante Valve Company (USA) |
NSN 4820-01-481-1656 is a Disc Assembly, manufactured by Dante Valve Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-481-1656 has 5 cross-referenced part numbers: D4200 (Danco Valve Company), D4200 ITEM 7,8,9 P/N B42005A (Dante Valve Company), B42005A (Danco Valve Company), D4200 ITEM 7,8,9 P/N B42005A (Danco Valve Company), B42005A (Dante Valve Company).
There are 9 known substitutes for 4820-01-481-1656: 4820-00-036-1839, 4820-01-481-1654, 4820-01-481-1666 and 6 more. Verify interchangeability with system specifications before substitution.
NSN 4820-01-481-1656 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.