The Test Station,pneumatic System Co, cataloged under National Stock Number 4920-01-220-6038, 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 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-220-6038 |
| Item Name | Test Station,pneumatic System Co |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Supplementary Features | COMPANY NAME-PNEUMATIC INSTRUMENT TEST STATION |
| Functional Description | USED TO TEST AIR SPEED INDICATOR,TRUE AIRSPEED INDICATOR, RATE OF CLIMB INDICATOR, BAROMETRIC ALTIMETER, CABIN AIR PRESS. INDICATOR, PRESSURE SWITCH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 402664-1 | 5/9 Secondary reference U.S. Government activity |
| 3402664-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-220-6038 is a Test Station,pneumatic System Co, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2510-01-611-2396. Verify interchangeability with system specifications before substitution.
Key specifications for 4920-01-220-6038: Supplementary Features: COMPANY NAME-PNEUMATIC INSTRUMENT TEST STATION; Functional Description: USED TO TEST AIR SPEED INDICATOR,TRUE AIRSPEED INDICATOR, RATE OF CLIMB INDICATOR, BAROMETRIC ALTIMETER, CABIN AIR PRESS. INDICATOR, PRESSURE SWITCH; End Item Identification: C-130 ACFT. 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.
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.