The Circulator,radio Frequency, cataloged under National Stock Number 5985-00-264-2946, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-264-2946 |
| Item Name | Circulator,radio Frequency |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Flange Quantity | 4 |
| Connection Method | CHOKE FLANGE AND COVER FLANGE |
| Trade Designation | WAVEGUIDE FLANGE |
| Flange Type | CHOKE AND COVER |
| Flange Connecting Hole Diameter | 0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| Connector Quantity | 4 |
| Flange Connection Facility Quantity | 4 |
| Flange Connecting Hole Thread Size | 8-32 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 340105 | 5/9 Secondary reference U.S. Government activity |
| 340105 | C/1 Advisory reference — outside the item-of-supply concept Atlantic Microwave Corporation Div Cobham Electronic Systems |
| 3252314B | 5/2 Secondary reference U.S. Government activity |
| 927101-1B | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-264-2946 is a Circulator,radio Frequency, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 3110-01-339-5057, 1660-01-633-6179. Verify interchangeability with system specifications before substitution.
Key specifications for 5985-00-264-2946: Overall Height: 3.182 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Flange Quantity: 4; Connection Method: CHOKE FLANGE AND COVER FLANGE. 9 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 5985-00-264-2946 has DEMIL Code Q. 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.