The Tank,vent and Pressurization Sys, cataloged under National Stock Number 4920-00-337-4597, 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 Heintz Steel and Mfg Co. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-00-337-4597 |
| Primary Part Number | 18110A |
| Item Name | Tank,vent and Pressurization Sys |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Heintz Steel and Mfg Co |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,APPROX 120 GAL. CAP.,0.65 PSIA OPERATING PRESSURE |
| Reference Data and Literature | SERD NO. 1813 |
| Functional Description | USED TO SIMULATE FUEL TANK VOLUMES AND ENVIROMENTAL PRESSURES WHEN USEDIN CONJUNCTION WITH A VACCUM PUMP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 18110A PRIMARY | Heintz Steel and Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| CD29A1532-36 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 4920-00-337-4597 is a Tank,vent and Pressurization Sys, manufactured by Heintz Steel and Mfg Co, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-337-4597 has 1 manufacturer part number on file: 18110A (Heintz Steel and Mfg Co).
Key specifications for 18110A: General Characteristics Item Description: STEEL,APPROX 120 GAL. CAP.,0.65 PSIA OPERATING PRESSURE; Reference Data and Literature: SERD NO. 1813; Functional Description: USED TO SIMULATE FUEL TANK VOLUMES AND ENVIROMENTAL PRESSURES WHEN USEDIN CONJUNCTION WITH A VACCUM PUMP; End Item Identification: F-15 ACFT. 3 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.