The Filter,waveguide,os, cataloged under National Stock Number 4330-00-869-4069, 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 Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,waveguide,os |
| FSC / FSG | 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43) |
| Manufacturers | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (CAGE 01456) |
| Parameter | Value |
|---|---|
| NSN | 4330-00-869-4069 |
| Primary Part Number | 577R563H03 |
| Item Name | Filter,waveguide,os |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 577R563H03 PRIMARY | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 577R563H03 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4330-00-869-4069 is a Filter,waveguide,os, manufactured by Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-00-869-4069 has 1 manufacturer part number on file: 577R563H03 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc).
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 4330-00-869-4069 has DEMIL Code D. 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.