The Isolator,radio Frequency Reflect, cataloged under National Stock Number 5985-01-394-2270, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-394-2270 |
| Primary Part Number | 189864 |
| 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 B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 189864 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5985-01-394-2270 is a Isolator,radio Frequency Reflect, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-394-2270 has 1 manufacturer part number on file: 189864 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 1015-01-513-1342. Verify interchangeability with system specifications before substitution.
Key specifications for 189864: Special Features: 3AT1, TI-6330.5, FA 10630, ASDE3, VOL 3, SEC 8, PG 3-8-30; End Item Identification: AIRPORT SURVEILLANCE DETECTION EQUIPMENT 3 (ASDE3). 0 specifications are documented in the U.S. Government catalog.
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 5985-01-394-2270 has DEMIL Code B. 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.