The Tester,pressurized Cabin Leakage, cataloged under National Stock Number 4920-01-006-5238, 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 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4920-01-006-5238 |
| Item Name | Tester,pressurized Cabin Leakage |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | PORTABLE,BLOWER CAPACITY 2 PSI MIN. DISCHARGE PRESSURE,12.5 PSI MAX.DSISCHARGE PRESSURE,10 CFM MIN. VOL. OF FREE AIR,400 CFM MAX. VOL. OF FREEAIR,SELF-CONTAINED,ELECTRIC MOTOR OPERATED,APPROX. 40 HP,AC,220/440 V,60 CYCLES,3 PHASE,OVERALL DIMENSION DATA,LENGTH 86.000 IN. WIDTH 48.000 IN.,HEIGHT 60.000 IN.,ACCESSORIES 1 ADAPTER ASSY 3 IN. HOSE TO 2 3/8 IN. BY 12 THREAD,1 ADAPTER ASSY 3 IN. HOSE TO 1 1/4 IN. BY 12 THREAD,1 HOSE ACFT,LOW PRESS,1/2 IN. ID 25 FT. LG,1 HOSE ACFT,LOW PRESS3/8 IN. ID 25 FT LG,1 HOSE PRESSURE 3IN ID 25 FT LG,1 STETHOSCOPE,SPECIAL FEATURES V |
| Reference Data and Literature | T.O.33D2-28-12-1,T.O.33A4-4-23-1,T.O.33A4-4-26-1 |
| Functional Classification | JJ-7.1 |
| Entry Date | 75-07-18 |
| Functional Description | ACFT CABIN LEAKAGE TESTER |
| Type/model Designation | AF/M24T-3 |
| 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 |
| Reference | Meaning |
|---|---|
| 4920PL2042368 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MIL-T-26139 | 5/9 Secondary reference U.S. Government activity |
| AF/M24T-3 | 3/9 Design control — primary reference U.S. Government activity |
| MIL-PRF-26139 | 4/1 Identification reference U.S. Government activity |
NSN 4920-01-006-5238 is a Tester,pressurized Cabin Leakage, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4920-01-462-3654. Verify interchangeability with system specifications before substitution.
Key specifications for 4920-01-006-5238: General Characteristics Item Description: PORTABLE,BLOWER CAPACITY 2 PSI MIN. DISCHARGE PRESSURE,12.5 PSI MAX.DSISCHARGE PRESSURE,10 CFM MIN. VOL. OF FREE AIR,400 CFM MAX. VOL. OF FREEAIR,SELF-CONTAINED,ELECTRIC MOTOR OPERATED,APPROX. 40 HP,AC,220/440 V,60 CYCLES,3 PHASE,OVERALL DIMENSION DATA,LENGTH 86.000 IN. WIDTH 48.000 IN.,HEIGHT 60.000 IN.,ACCESSORIES 1 ADAPTER ASSY 3 IN. HOSE TO 2 3/8 IN. BY 12 THREAD,1 ADAPTER ASSY 3 IN. HOSE TO 1 1/4 IN. BY 12 THREAD,1 HOSE ACFT,LOW PRESS,1/2 IN. ID 25 FT. LG,1 HOSE ACFT,LOW PRESS3/8 IN. ID 25 FT LG,1 HOSE PRESSURE 3IN ID 25 FT LG,1 STETHOSCOPE,SPECIAL FEATURES V; Reference Data and Literature: T.O.33D2-28-12-1,T.O.33A4-4-23-1,T.O.33A4-4-26-1; Functional Classification: JJ-7.1; Entry Date: 75-07-18. 6 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 4920-01-006-5238 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.