The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-01-298-2384, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-298-2384 |
| Item Name | Coupler,rotary,radio Frequency |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| FSC Application Data | ANTENNA GROUP,RADAR NON AIRBORNEEXCEPT FIRE CONTROL & GUIDED MISSILE |
| Overall Diameter | 30.000 INCHES NOMINAL IN |
| Input Impedance Rating in Ohms | 50.0 |
| Radio Frequency Rating | 1.0 GIGAHERTZ MINIMUM AND 1.3 GIGAHERTZ MAXIMUM |
| Unit Type | COAXIAL LINE |
| Mounting Configuration | SIX MTH HOLES 0.375 IN. DIA. SPACED 60 DEG APART ON A 24.625 IN. DIA. BOLTS CIRCLE IN |
| Material | ALUMINUM |
| Output Impedance Rating in Ohms | 50.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CU1269FPSMOD | 3/2 Design control — primary reference U.S. Government activity |
| 4449-5002MOD-DRW | 4/1 Identification reference U.S. Government activity |
NSN 5985-01-298-2384 is a Coupler,rotary,radio Frequency, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-298-2384: FSC Application Data: ANTENNA GROUP,RADAR NON AIRBORNEEXCEPT FIRE CONTROL & GUIDED MISSILE; Overall Diameter: 30.000 INCHES NOMINAL IN; Input Impedance Rating in Ohms: 50.0; Radio Frequency Rating: 1.0 GIGAHERTZ MINIMUM AND 1.3 GIGAHERTZ MAXIMUM. 8 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 5985-01-298-2384 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.