The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-120-7212, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Clippard Instrument Laboratory Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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 | 4820-01-120-7212 |
| Primary Part Number | R-321 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Clippard Instrument Laboratory Inc |
| Status | ACTIVE |
| Spool Quantity | 1 |
| Valve Operation Method | AUTOMATIC |
| Spool Position Quantity | 2 |
| Furnished Items and Quantity | 1 PILOT VALVE |
| Flow Pattern Quantity | 3 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R-321 PRIMARY | Clippard Instrument Laboratory Inc (USA) |
NSN 4820-01-120-7212 is a Valve,linear,directional Control, manufactured by Clippard Instrument Laboratory Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-120-7212 has 1 cross-referenced part number: R-321 (Clippard Instrument Laboratory Inc).
There are 4 known substitutes for 4820-01-120-7212: 5945-00-259-9281, 5130-00-541-6729, 5935-00-794-2455 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for R-321: Spool Quantity: 1; Valve Operation Method: AUTOMATIC; Spool Position Quantity: 2; Furnished Items and Quantity: 1 PILOT VALVE. 5 total characteristics are documented in the Federal Logistics Information System.