The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-260-1475, 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 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-260-1475 |
| Primary Part Number | DS0142/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 |
| Switching Time | 0.025 MICROSECONDS US |
| Body Style | RECTANGULAR |
| Voltage Standing Wave Ratio | 1.50 FIRST |
| Voltage Standing Wave Ratio | 1.70 SECOND |
| Pole Quantity | 1 |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | MALE |
| Coupling Position Quantity | 5 |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 2.50 FIRST |
| Insertion Loss in Decibels | 3.50 SECOND |
| Actuator Operating Method | SOLID STATE |
| Operating Temp Range | -54.0 TO 100.0 CELSIUS DEGC |
| Frequency Rating | 100.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM FIRST FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 100.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM FIRST FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Frequency Rating | 500.0 MEGAHERTZ MINIMUM AND 700.0 MEGAHERTZ MAXIMUM SECOND FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 500.0 MEGAHERTZ MINIMUM AND 700.0 MEGAHERTZ MAXIMUM SECOND FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Terminal Type and Quantity | 16 PIN |
| Switch Operation Sequence | MAKES BEFORE BREAKS |
| Coaxial Connector Series Designation | UHF |
| Throw Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-260-1475 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 5985-01-260-1475 has 2 manufacturer part numbers on file: 6135024-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), DS0142/B1 (Daico Industries, Inc. Dba Daico Industries Inc).
Key specifications for DS0142/B1: Switching Time: 0.025 MICROSECONDS US; Overall Height: 0.325 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN; Body Style: RECTANGULAR; Voltage Standing Wave Ratio: 1.50 FIRST. 21 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.