The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-463-3644, 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 Microphase Corp. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-463-3644 |
| Primary Part Number | R6568 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microphase Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 CAPTIVE SCREW(S) |
| Body Style | RECTANGULAR |
| Precious Material | GOLD |
| Voltage Standing Wave Ratio | 1.50 SINGLE |
| Coupling Position Quantity | 2 |
| Specification/standard Data | 97942-1A21126H01 MANUFACTURERS SOURCE CONTROL |
| Switch Type | TRANSFER |
| Insertion Loss in Decibels | 2.00 FIRST |
| Insertion Loss in Decibels | 5.00 SECOND |
| Actuator Operating Method | SOLID STATE |
| Precious Material and Location | PIN GOLD |
| Frequency Rating | 0.0 MEGAHERTZ MINIMUM AND 85.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Material | ALUMINUM ALLOY BODY |
| Terminal Type and Quantity | 2 CONNECTOR, RECEPTACLE |
| 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 |
|---|---|
| R6568 PRIMARY | Microphase Corp (USA) |
| 2SFB-XX/X-0 | K&l Microwave Llc (USA) |
| Reference | Meaning |
|---|---|
| 1A21126H01 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5985-01-463-3644 is a Switch,radio Frequency Transmiss, manufactured by Microphase Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-463-3644 has 2 manufacturer part numbers on file: R6568 (Microphase Corp), 2SFB-XX/X-0 (K&l Microwave Llc).
Key specifications for R6568: Mounting Facility Type and Quantity: 4 CAPTIVE SCREW(S); Overall Height: 1.000 INCHES NOMINAL IN; Body Style: RECTANGULAR; Precious Material: GOLD. 14 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 5985-01-463-3644 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.