The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-361-8512, 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 Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-361-8512 |
| Primary Part Number | 128A269-2 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Body Style | RECTANGULAR |
| Voltage Standing Wave Ratio | 1.75 SINGLE |
| Minimum Crosstalk Rating in Decibels | 60.0 SINGLE |
| Switch Type | TRANSFER |
| Actuator Operating Method | SOLID STATE |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 6.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Terminal Type and Quantity | 7 TAB, SOLDER LUG |
| 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 |
|---|---|
| 128A269-2 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
NSN 5985-01-361-8512 is a Switch,radio Frequency Transmiss, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-361-8512 has 1 manufacturer part number on file: 128A269-2 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 128A269-2: Overall Height: 0.910 INCHES NOMINAL IN; Body Style: RECTANGULAR; Voltage Standing Wave Ratio: 1.75 SINGLE; Overall Length: 0.830 INCHES NOMINAL IN. 7 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.