The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-054-2917, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Axillon Aerospace (baltimore) Inc. (CAGE 25223); Northrop Grumman Systems Corporation (CAGE 03956); Telestar International Corp. Dba Telestar Material (CAGE 0NWP5) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-054-2917 |
| Primary Part Number | 1887878 |
| Item Name | Isolator,radio Frequency Reflect |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 1622-B-22 | Axillon Aerospace (baltimore) Inc. (USA) |
| 1887878 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 69101-369 | Telestar International Corp. Dba Telestar Material (USA) |
| Reference | Meaning |
|---|---|
| 1622-B-22 | 5/9 Secondary reference Atlantic Microwave Corporation Div Cobham Electronic Systems |
| 1887878 | 5/9 Secondary reference Telestar International Corp. Dba Telestar Material |
NSN 5985-01-054-2917 is a Isolator,radio Frequency Reflect, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-054-2917 has 3 manufacturer part numbers on file: 1622-B-22 (Axillon Aerospace (baltimore) Inc.), 1887878 (Northrop Grumman Systems Corporation), 69101-369 (Telestar International Corp. Dba Telestar Material).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-01-054-2917 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.