The Test Set,environmental Control S, cataloged under National Stock Number 4920-01-139-2801, 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 Fxc Corporation Dba Fxc Corp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-01-139-2801 |
| Primary Part Number | 811-00148 |
| Item Name | Test Set,environmental Control S |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Fxc Corporation Dba Fxc Corp |
| Status | ACTIVE |
| Reference Data and Literature | TO 33D2-39-26-1 |
| Functional Description | USED TO PROVIDE PRESSURE AND VACUUM TO THE SENSOR; UTILIZES DIGITAL DISPLAY TO PROVIDE READOUTS OF THE PRESSURES DURING TESTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 811-00148 PRIMARY | Fxc Corporation Dba Fxc Corp (USA) |
| TTU415/E | Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc (USA) |
| Reference | Meaning |
|---|---|
| 4920PL0791625 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4920-01-139-2801 is a Test Set,environmental Control S, manufactured by Fxc Corporation Dba Fxc Corp, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-139-2801 has 2 manufacturer part numbers on file: 811-00148 (Fxc Corporation Dba Fxc Corp), TTU415/E (Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc).
Key specifications for 811-00148: Reference Data and Literature: TO 33D2-39-26-1; Special Features: METAL BOX 16 IN. L, 11 IN. W, 10 IN. H IN; Functional Description: USED TO PROVIDE PRESSURE AND VACUUM TO THE SENSOR; UTILIZES DIGITAL DISPLAY TO PROVIDE READOUTS OF THE PRESSURES DURING TESTING; End Item Identification: A-10,F-15,F-16 AIRCRAFT. 2 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.
NSN 4920-01-139-2801 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.