The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-01-156-9774, 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 Waveline Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-156-9774 |
| Primary Part Number | 61654 |
| Item Name | Coupler,rotary,radio Frequency |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Waveline Inc |
| Status | ACTIVE |
| Unit Type | COAXIAL LINE |
| Material | COPPER ALLOY 630 |
| 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 |
|---|---|
| 61654 | Waveline Inc (USA) |
| Reference | Meaning |
|---|---|
| 585R819G01 | C/1 Advisory reference — outside the item-of-supply concept Frontgrade Technologies Inc. |
| 585R819G01 | 5/9 Secondary reference Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division |
| 585R819G01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-156-9774 is a Coupler,rotary,radio Frequency, manufactured by Waveline Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-156-9774 has 1 manufacturer part number on file: 61654 (Waveline Inc).
Key specifications for 61654: Overall Length: 2.360 INCHES NOMINAL IN; Overall Width: 1.668 INCHES NOMINAL IN; Unit Type: COAXIAL LINE; Material: COPPER ALLOY 630. 2 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 5985-01-156-9774 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.