The Level,test Stand, cataloged under National Stock Number 4920-00-435-5170, 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 Schwien Engineering, Inc. Dba Schwien Engineering Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-435-5170 |
| Primary Part Number | 2500-1040 |
| Item Name | Level,test Stand |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Schwien Engineering, Inc. Dba Schwien Engineering Inc |
| Status | ACTIVE |
| FSC Application Data | PRESSURE GENERATOR UNIT |
| Attachment Method | MOUNTED BY ONE HORIZONTAL DOWEL PIN FIRST END AND ONE VERTICAL 28UNF-3A THREAD SETSCREW SECOND END A |
| Vial Shape | CYLINDRICAL |
| Vial in Accordance W/military Std | NOT PROVIDED |
| Material | STEEL HOUSING |
| 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 |
|---|---|
| 2500-1040 PRIMARY | Schwien Engineering, Inc. Dba Schwien Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| 2500-104 | 5/9 Secondary reference Schwien Engineering, Inc. Dba Schwien Engineering Inc |
NSN 4920-00-435-5170 is a Level,test Stand, manufactured by Schwien Engineering, Inc. Dba Schwien Engineering Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-435-5170 has 1 manufacturer part number on file: 2500-1040 (Schwien Engineering, Inc. Dba Schwien Engineering Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5930-00-686-9278, 6515-01-524-9854. Verify interchangeability with system specifications before substitution.
Key specifications for 2500-1040: FSC Application Data: PRESSURE GENERATOR UNIT; Attachment Method: MOUNTED BY ONE HORIZONTAL DOWEL PIN FIRST END AND ONE VERTICAL 28UNF-3A THREAD SETSCREW SECOND END A; Vial Shape: CYLINDRICAL; Vial in Accordance W/military Std: NOT PROVIDED. 5 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.