The Filter,knife Edge, cataloged under National Stock Number 4330-00-441-1790, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Westinghouse Electric Corp. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Filter,knife Edge |
| FSC / FSG | 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43) |
| Manufacturers | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Westinghouse Electric Corp (CAGE 79500) |
| Parameter | Value |
|---|---|
| NSN | 4330-00-441-1790 |
| Primary Part Number | 62G489-1 |
| Item Name | Filter,knife Edge |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 106T806 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 106T806 | Westinghouse Electric Corp (USA) |
| 62G489-1 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 62G489-1 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 106T806 | 5/9 Secondary reference Colt Industries Operating Corp Pratt and Whitney Machine Tool Div |
NSN 4330-00-441-1790 is a Filter,knife Edge, manufactured by Westinghouse Electric Corp, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-00-441-1790 has 4 manufacturer part numbers on file: 106T806 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 106T806 (Westinghouse Electric Corp), 62G489-1 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 62G489-1 (Westinghouse Electric Corp).
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.