The Circulator,radio Frequency, cataloged under National Stock Number 5985-01-049-0809, 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 Merrimac Industries, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-049-0809 |
| Primary Part Number | FCW/15189AB-1 |
| Item Name | Circulator,radio Frequency |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Merrimac Industries, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FCW/15189AB-1 | Merrimac Industries, Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-A-775622 | C/1 Advisory reference — outside the item-of-supply concept L3 Technologies, Inc. Div Communication Systems-East |
| 15189AB-1 | 5/9 Secondary reference Merrimac Industries, Inc |
| SM-A-775662 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| SM-A-775662 | 5/9 Secondary reference U.S. Government activity |
| 8556904 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| SM-A-775622 | 3/2 Design control — primary reference U.S. Government activity |
| SM-A-775622 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5985-01-049-0809 is a Circulator,radio Frequency, manufactured by Merrimac Industries, Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-049-0809 has 1 manufacturer part number on file: FCW/15189AB-1 (Merrimac Industries, Inc).
Key specifications for FCW/15189AB-1: Special Features: PORT 1 RF INPUT(TRANSMITTER) CHOKE FLANGE TYPE UG-137B/U,PORT 2 RF OUTPUT(ANTENNA) COVER FLANGE TYPE UG-138B/U,PORT 3 RF OUTPUT(RECEIVER) CHOKE FLANGE TYPE UG-137B/U,4.25 LBS MAX LBS; End Item Identification: AN/TSC-85()(V)2-COMMUNICATIONS TERMINAL SATELLITE. 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 5985-01-049-0809 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.