The Valve Kit,aircraft,, cataloged under National Stock Number 4920-01-505-2233, 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 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-505-2233 |
| Item Name | Valve Kit,aircraft, |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 164K0209 | 5/9 Secondary reference Essibuy.com Inc. |
| 164K0209 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 164K0209 | 3/9 Design control — primary reference U.S. Government activity |
| 164K0209 | 5/9 Secondary reference Drs Environmental Systems Inc |
NSN 4920-01-505-2233 is a Valve Kit,aircraft,, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-505-2233: Criticality Code Justification: AGAV; End Item Identification: CONSLIDATED AUTOMATED SUPPORT SYSTEM (CASS). USM-636 ELECTRICAL EQUIPMENT TEST SYSTEM.. 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.
NSN 4920-01-505-2233 has DEMIL Code Q. 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.