The Test Set,environmental Control S, cataloged under National Stock Number 4920-01-103-7334, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-103-7334 |
| Item Name | Test Set,environmental Control S |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Phase | SINGLE/THREE |
| AC Voltage Rating | 120.0 VOLTS NOMINAL AND 208.0 VOLTS NOMINAL |
| Supplementary Features | C/O TC GAUGE CONTROL; IONIZATION GAUGE CONTROL; DIGITAL MULTIMETER; HARNESS CHECKOUT PANEL; TEST LOAD PANEL; VACUUM PUMP; BENCH COMPRESSOR; BLOWER PANEL; CONTROL PANEL CRYONGENIC REFRIGERATOR SYSTEM; STRIP CHART RECORDER; DC POWER SUPPLY; PWR DISTRIBUTION 400HZ PANEL; PWR DISTRIBUTION PANEL |
| Reference Data and Literature | T.O. 33D7-74-4-1 |
| Electrical Power Source Relationship | OPERATING |
| Frequency Rating | 60.0 HERTZ NOMINAL AND 400.0 HERTZ NOMINAL |
| Test Type for Which Designed | ENVIRONMENTAL SYSTEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3851224 | 3/9 Design control — primary reference Brooks Automation, Inc. Div Cti Cryogenics |
NSN 4920-01-103-7334 is a Test Set,environmental Control S, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-103-7334: Phase: SINGLE/THREE; AC Voltage Rating: 120.0 VOLTS NOMINAL AND 208.0 VOLTS NOMINAL; Supplementary Features: C/O TC GAUGE CONTROL; IONIZATION GAUGE CONTROL; DIGITAL MULTIMETER; HARNESS CHECKOUT PANEL; TEST LOAD PANEL; VACUUM PUMP; BENCH COMPRESSOR; BLOWER PANEL; CONTROL PANEL CRYONGENIC REFRIGERATOR SYSTEM; STRIP CHART RECORDER; DC POWER SUPPLY; PWR DISTRIBUTION 400HZ PANEL; PWR DISTRIBUTION PANEL; Reference Data and Literature: T.O. 33D7-74-4-1. 7 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 4920-01-103-7334 has DEMIL Code C. 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.