The Valve Control Assembly, cataloged under National Stock Number 4920-00-021-9554, 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 Burton Medical Products Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-00-021-9554 |
| Primary Part Number | 2252-034 |
| Item Name | Valve Control Assembly |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Burton Medical Products Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF BRASS TUBINGS,FITTINGS AND 5 VALVES |
| 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 |
|---|---|
| 2252-034 PRIMARY | Burton Medical Products Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2252-034 | 5/9 Secondary reference Astromatics Inc |
NSN 4920-00-021-9554 is a Valve Control Assembly, manufactured by Burton Medical Products Corporation, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-021-9554 has 1 manufacturer part number on file: 2252-034 (Burton Medical Products Corporation).
Key specifications for 2252-034: General Characteristics Item Description: CONSISTS OF BRASS TUBINGS,FITTINGS AND 5 VALVES; End Item Identification: GROUND TEST EQUIPMENT,ACFT. 1 specification is 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.