The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-121-5297, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ausco Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-121-5297 |
| Primary Part Number | A162 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Ausco Inc |
| Status | ACTIVE |
| Nominal Thread Size | 1.250 INCHES IN |
| Valve Operation Method | HYDRAULIC |
| Thread Class | 3A A |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Valve Discharge Flow Rate | 6.0 GALLONS PER MINUTE |
| Flow Pattern Quantity | 3 |
| Thread Quantity Per Inch | 12 |
| Spool Position Quantity | 2 |
| Connection Type | THREADED EXTERNAL TUBE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 145HS218-2 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| 145HS218-1 | The Boeing Company (USA) |
| 145HS218-2 | The Boeing Company (USA) |
| A162 PRIMARY | Ausco Inc (USA) |
NSN 4820-01-121-5297 is a Valve,linear,directional Control, manufactured by Ausco Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-121-5297 has 4 cross-referenced part numbers: 145HS218-2 (Leonardo Spa Helicopters Division - Production Site), 145HS218-1 (The Boeing Company), 145HS218-2 (The Boeing Company), A162 (Ausco Inc).
There are 5 known substitutes for 4820-01-121-5297: 6810-00-224-4684, 5999-00-371-8248, 5355-01-197-8451 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for A162: Nominal Thread Size: 1.250 INCHES IN; Valve Operation Method: HYDRAULIC; Thread Class: 3A A; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF). 10 total characteristics are documented in the Federal Logistics Information System.