The Filter,air,electrostatic, cataloged under National Stock Number 4460-01-422-6622, is classified within Federal Supply Class 4460 (Air Purification Equipment) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4460-01-422-6622 |
| Item Name | Filter,air,electrostatic |
| FSC / FSG | 4460 / 44 — Air Purification Equipment |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 441100 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4460-01-422-6622 is a Filter,air,electrostatic, classified under FSC 4460, Air Purification Equipment. Status: active.
Key specifications for 4460-01-422-6622: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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.