The Leak Test Set,fuel Jettison, cataloged under National Stock Number 4920-01-038-0995, 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2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-038-0995 |
| Item Name | Leak Test Set,fuel Jettison |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Reference Data and Literature | TO 35-1-251-1 & 1E-3A-2-28-1 A |
| Functional Description | CONSISTS OF FOUR EXPANDABLE PLUG ASSEMBLIES USED TO SEAL THE STAND PIPES IN THE FUEL TANKS AND THE FUEL DUMP CHUTE NOZZLE DURING LEAK CHECK OF THE FUEL JETTISON SYSTEM. THE PLUG ASSEMBLIES CONSIST OF A MOLDED, SYNTHETIC, RUBBER PLUG MOUNTED BETWEEN AN UPPER AND LOWER PLATE. THE LOWER PLATE IS WELDED TO AN ADJUSTING BOLT. THE UPPER PLATE IS FREE TO MOVE ON THE BOLT AS AN ADJUSTING NUT IS TIGHTENED. TIGHTENING THE ADJUSTING NUT DEPRESSES THE UPPER PLATE AND EXPANDS THE RUBBER PLUG. A WARNING STREAMER IS ATTACHED BY A CABLE TO EACH PLUG ASSEMBLY. A BAG IS PROVIDED FOR STORAGE OF THE PLUG ASSEMBLIES |
| 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 |
|---|---|
| 204-92696-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-038-0995 is a Leak Test Set,fuel Jettison, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-038-0995: Reference Data and Literature: TO 35-1-251-1 & 1E-3A-2-28-1 A; Special Features: CONSISTS OF PLUG ASSEMBLIES 204-9296-2, -3, -4, & -5 AND STORAGE POUCH; Functional Description: CONSISTS OF FOUR EXPANDABLE PLUG ASSEMBLIES USED TO SEAL THE STAND PIPES IN THE FUEL TANKS AND THE FUEL DUMP CHUTE NOZZLE DURING LEAK CHECK OF THE FUEL JETTISON SYSTEM. THE PLUG ASSEMBLIES CONSIST OF A MOLDED, SYNTHETIC, RUBBER PLUG MOUNTED BETWEEN AN UPPER AND LOWER PLATE. THE LOWER PLATE IS WELDED TO AN ADJUSTING BOLT. THE UPPER PLATE IS FREE TO MOVE ON THE BOLT AS AN ADJUSTING NUT IS TIGHTENED. TIGHTENING THE ADJUSTING NUT DEPRESSES THE UPPER PLATE AND EXPANDS THE RUBBER PLUG. A WARNING STREAMER IS ATTACHED BY A CABLE TO EACH PLUG ASSEMBLY. A BAG IS PROVIDED FOR STORAGE OF THE PLUG ASSEMBLIES; Part Name Assigned by Controlling Agency: FUEL JETTISON LEAK TEST SET. 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.