The Tester,pressurized Cabin Leakage, cataloged under National Stock Number 4920-01-012-8621, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-012-8621 |
| Primary Part Number | 83360 |
| Item Name | Tester,pressurized Cabin Leakage |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris |
| Status | ACTIVE |
| General Characteristics Item Description | C/O A PNEUMATIC WHEEL MOUNTED CHASIS,CABINET ASSY; PRESSURE AND RELIEF VALVES,BLOWER,SMALL AIR COMPRESSOR,CONTROL PANEL AND THE NECESSARY ADAPTERS AND HOSES TO INTERFACE WITH THE ACFT; AIR SUPPLY SYSTEM,0.0-400.0 CFM AT 2.0-14.5 PSIG; CANOPY AIR SUPPLY,1.0 CFM AT 65.0 PSIG; 220.0-440.0 VAC,3-PHASE,60.0 HZ VAC |
| Reference Data and Literature | T.O. 33D2-28-12-1,33A4-4-23-1 |
| Functional Classification | JJ-7.1 |
| Entry Date | 75-12-24 |
| Functional Description | SUPPLIES PRESSURIZED AIR UNDER ANY COMBINATION OF PRESSURES AND FLOWS WITHIN ITS LIMITS FOR CHECKOUT OF ACFT PRESSURIZED CABINS AND CANOPY SEALS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 83360 PRIMARY | Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris (USA) |
| Reference | Meaning |
|---|---|
| 83360 | 5/9 Secondary reference U.S. Government activity |
NSN 4920-01-012-8621 is a Tester,pressurized Cabin Leakage, manufactured by Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-012-8621 has 1 manufacturer part number on file: 83360 (Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris).
Key specifications for 83360: General Characteristics Item Description: C/O A PNEUMATIC WHEEL MOUNTED CHASIS,CABINET ASSY; PRESSURE AND RELIEF VALVES,BLOWER,SMALL AIR COMPRESSOR,CONTROL PANEL AND THE NECESSARY ADAPTERS AND HOSES TO INTERFACE WITH THE ACFT; AIR SUPPLY SYSTEM,0.0-400.0 CFM AT 2.0-14.5 PSIG; CANOPY AIR SUPPLY,1.0 CFM AT 65.0 PSIG; 220.0-440.0 VAC,3-PHASE,60.0 HZ VAC; Reference Data and Literature: T.O. 33D2-28-12-1,33A4-4-23-1; Functional Classification: JJ-7.1; Entry Date: 75-12-24. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.