The Tank Pressurization System, cataloged under National Stock Number 6635-01-571-0576, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Aerowing Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-571-0576 |
| Primary Part Number | TPS2 |
| Item Name | Tank Pressurization System |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Aerowing Inc |
| Status | ACTIVE |
| Relationship to Similar Equipment | SAME AS 5180-14-542-4696 |
| Reference Data and Literature | AEROWING DOC TECH 073 |
| Functional Description | USED TO PRESSURE TEST AIRCRAFT FUEL TANKS WITH HELIUM. RECOMMENDED FOR USE ON THE FOLLOWING FUEL SYSTEMS, F4,F5, F15, F16, F18, F22, F35, A10, C130, P3 AND OTHER SMALL AIRFRAMES AND/OR SYSTEMS. ALL OTHERS SEE NSN 6635-01-517-0575. AIRCRAFT SPECIFIC TOOL KITS MUST BE ACQUIRED FROM AIRCRAFT SYSTEM PROGRAM OFFICES (SPO), FOR FULL EQUIPMENT FUNCTIONALITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TPS2 PRIMARY | Aerowing Inc (USA) |
| Reference | Meaning |
|---|---|
| DET-MFLD | 5/9 Secondary reference Aerowing Inc |
| DET-TPS2-F16 | 5/9 Secondary reference Aerowing Inc |
| MFLD PORTABLE | 5/9 Secondary reference Sunaero-Helitest |
NSN 6635-01-571-0576 is a Tank Pressurization System, manufactured by Aerowing Inc, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-571-0576 has 1 manufacturer part number on file: TPS2 (Aerowing Inc).
Key specifications for TPS2: Overall Height: 12.000 INCHES NOMINAL IN; Relationship to Similar Equipment: SAME AS 5180-14-542-4696; Reference Data and Literature: AEROWING DOC TECH 073; Overall Length: 31.500 INCHES NOMINAL IN. 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.
NSN 6635-01-571-0576 has DEMIL Code B. 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.