The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-412-2897, 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 Daico Industries, Inc. Dba Daico Industries Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-412-2897 |
| Primary Part Number | DS0548/B1 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Daico Industries, Inc. Dba Daico Industries Inc |
| Status | ACTIVE |
| Voltage Standing Wave Ratio | 1.40 SINGLE |
| Minimum Crosstalk Rating in Decibels | 60.0 SINGLE |
| Insertion Loss in Decibels | 1.50 SINGLE |
| Actuator Operating Method | SOLID STATE |
| Frequency Rating | 220.0 MEGAHERTZ MAXIMUM SECOND FREQUENCY OPERATING |
| Frequency Rating | 40.0 MEGAHERTZ MINIMUM FIRST FREQUENCY OPERATING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DS0548/B1 | Daico Industries, Inc. Dba Daico Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 840592 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-412-2897 is a Switch,radio Frequency Transmiss, manufactured by Daico Industries, Inc. Dba Daico Industries Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-412-2897 has 1 manufacturer part number on file: DS0548/B1 (Daico Industries, Inc. Dba Daico Industries Inc).
Key specifications for DS0548/B1: Voltage Standing Wave Ratio: 1.40 SINGLE; Minimum Crosstalk Rating in Decibels: 60.0 SINGLE; Insertion Loss in Decibels: 1.50 SINGLE; Actuator Operating Method: SOLID STATE. 6 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.
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.