The Valve,check, cataloged under National Stock Number 4820-00-784-4788, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Transdigm Inc Div Aero Fluid Products. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-784-4788 |
| Primary Part Number | 326900 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Transdigm Inc Div Aero Fluid Products |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-784-4788 is a Valve,check, manufactured by Transdigm Inc Div Aero Fluid Products, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-784-4788 has 2 cross-referenced part numbers: 326900 (Transdigm Inc Div Aero Fluid Products), CY00003-9 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company).
There is 1 known substitute for 4820-00-784-4788: 2530-01-647-2509. Verify interchangeability with system specifications before substitution.
Key specifications for 326900: Valve Operation Method: AUTOMATIC. 1 total characteristics are documented in the Federal Logistics Information System.