The Parts Kit,pilot Control Valve, cataloged under National Stock Number 4820-01-272-7625, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Waterous Company. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 4820-01-272-7625 |
| Primary Part Number | K 521 |
| Item Name | Parts Kit,pilot Control Valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Waterous Company |
| Status | ACTIVE |
| Nonsupply Items and Quantities | GROOVE PIN 2; O-RING 3; SPIRAL PIN 1; 4-WAY VALVE 1; 4-WAY VALVE SPRING 1; GASKET 1; STRAINER ASSY 1 |
| Component Quantity | 10 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-272-7625 is a Parts Kit,pilot Control Valve, manufactured by Waterous Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-272-7625 has 2 cross-referenced part numbers: K 521 (Waterous Company), 521 (Waterous Company).
There is 1 known substitute for 4820-01-272-7625: 3460-00-491-0224. Verify interchangeability with system specifications before substitution.
Key specifications for K 521: Nonsupply Items and Quantities: GROOVE PIN 2; O-RING 3; SPIRAL PIN 1; 4-WAY VALVE 1; 4-WAY VALVE SPRING 1; GASKET 1; STRAINER ASSY 1; Component Quantity: 10. 2 total characteristics are documented in the Federal Logistics Information System.