The Valve,vent, cataloged under National Stock Number 4820-01-498-9643, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mission Systems Davenport Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-498-9643 |
| Primary Part Number | 401421 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Mission Systems Davenport Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 401421 PRIMARY | Mission Systems Davenport Inc. (USA) |
NSN 4820-01-498-9643 is a Valve,vent, manufactured by Mission Systems Davenport Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-498-9643 has 1 cross-referenced part number: 401421 (Mission Systems Davenport Inc.).
There are 4 known substitutes for 4820-01-498-9643: 5985-00-492-2035, 2915-00-607-5907, 2840-00-775-1268 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 401421: End Item Identification: F/A-22 RAPTOR. 1 total characteristics are documented in the Federal Logistics Information System.