The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-331-6841, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Moog Military Aircraft Llc. This item has 6 commercial cross-references from 3 manufacturers, 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 | 4820-01-331-6841 |
| Primary Part Number | 63-501 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Moog Military Aircraft Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 62-529B | Moog Inc (USA) |
| 63-501 PRIMARY | Moog Military Aircraft Llc (USA) |
| 63-501 | Moog Inc (USA) |
| 62-529B | Moog Military Aircraft Llc (USA) |
| 0421E0005-62-529B | Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (USA) |
| 0421E0005-63-501 | Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (USA) |
NSN 4820-01-331-6841 is a Valve,calibrated Flow, manufactured by Moog Military Aircraft Llc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-331-6841 has 6 cross-referenced part numbers: 62-529B (Moog Inc), 63-501 (Moog Military Aircraft Llc), 63-501 (Moog Inc), 62-529B (Moog Military Aircraft Llc), 0421E0005-62-529B (Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems) and 1 more.
There are 8 known substitutes for 4820-01-331-6841: 5950-00-724-5301, 4310-01-020-7300, 2510-01-095-8498 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 63-501: End Item Identification: VARIABLE DISPLACEMENT PUMP 33.2GPM 1800RPM RPM. 1 total characteristics are documented in the Federal Logistics Information System.