The Filter,air,electrostatic, cataloged under National Stock Number 4460-01-615-1864, is classified within Federal Supply Class 4460 (Air Purification Equipment) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Laird Technologies, Inc Dba Laird Technologies. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | Laird Technologies, Inc Dba Laird Technologies (CAGE 30817); Kato Engineering Inc. (CAGE 32770) |
| Parameter | Value |
|---|---|
| NSN | 4460-01-615-1864 |
| Primary Part Number | 8636-0505-73 |
| Item Name | Filter,air,electrostatic |
| FSC / FSG | 4460 / 44 — Air Purification Equipment |
| Manufacturer | Laird Technologies, Inc Dba Laird Technologies |
| 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 |
|---|---|
| 8636-0505-73 PRIMARY | Laird Technologies, Inc Dba Laird Technologies (USA) |
| 153-01725-05 | Kato Engineering Inc. (USA) |
| Reference | Meaning |
|---|---|
| 099-00228-04 | D/9 Drawing number reference only Kato Engineering Inc. |
NSN 4460-01-615-1864 is a Filter,air,electrostatic, manufactured by Laird Technologies, Inc Dba Laird Technologies, classified under FSC 4460, Air Purification Equipment. Status: active.
NSN 4460-01-615-1864 has 2 manufacturer part numbers on file: 8636-0505-73 (Laird Technologies, Inc Dba Laird Technologies), 153-01725-05 (Kato Engineering Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 4710-01-615-1874, 4140-01-615-1901, 4730-01-615-1948. 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.