The Filter,air,electrostatic, cataloged under National Stock Number 4460-01-689-2332, is classified within Federal Supply Class 4460 (Air Purification Equipment) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Niantic Seal Inc Dba Atco. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Filter,air,electrostatic |
| FSC / FSG | 4460 — Air Purification Equipment (FSG 44) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711); Niantic Seal Inc Dba Atco (CAGE 59871) |
| Parameter | Value |
|---|---|
| NSN | 4460-01-689-2332 |
| Primary Part Number | NSI10669-45 |
| Item Name | Filter,air,electrostatic |
| FSC / FSG | 4460 / 44 — Air Purification Equipment |
| Manufacturer | Niantic Seal Inc Dba Atco |
| Status | ACTIVE |
| 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 |
|---|---|
| 462-8543239 FIND 43 | Naval Sea Systems Command (USA) |
| NSI10669-45 PRIMARY | Niantic Seal Inc Dba Atco (USA) |
| Reference | Meaning |
|---|---|
| H851-2471 FIND 43 | 5/2 Secondary reference U.S. Government activity |
| 8543239 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4460-01-689-2332 is a Filter,air,electrostatic, manufactured by Niantic Seal Inc Dba Atco, classified under FSC 4460, Air Purification Equipment. Status: active.
NSN 4460-01-689-2332 has 2 manufacturer part numbers on file: 462-8543239 FIND 43 (Naval Sea Systems Command), NSI10669-45 (Niantic Seal Inc Dba Atco).
2 possible matches (shared part number, not a government interchangeability claim): 5940-01-689-2648, 6625-01-689-3131. Verify interchangeability with system specifications before substitution.
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.