The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-448-5836, 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 Surface Checking Gage Co. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-448-5836 |
| Primary Part Number | 300-11796 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Surface Checking Gage Co |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN |
| Actuator Voltage in Volts | 32.0 NOMINAL |
| Voltage Standing Wave Ratio | 1.05 SINGLE |
| Longest Vertical Distance Between Mounting Centers | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Switch Return Mechanism Type | FAIL-SAFE |
| Coupling Position Quantity | 3 |
| Nominal Thread Size | 0.112 INCHES MOUNTING FACILITY HOLE IN |
| Minimum Crosstalk Rating in Decibels | 35.0 SINGLE |
| Switch Type | TRANSFER |
| Insertion Loss in Decibels | 1.20 SINGLE |
| Actuator Operating Method | RELAY |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Frequency Rating | 2.0 MEGAHERTZ MINIMUM AND 30.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY CROSSTALK REFERENCE |
| Frequency Rating | 2.0 MEGAHERTZ MINIMUM AND 30.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Rf Power Handling Capability | 100.0 WATTS AVERAGE SINGLE |
| Terminal Type and Quantity | 2 RECEPTACLE, COAXIAL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) MOUNTING FACILITY HOLE |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | BNC |
| Longest Horizontal Distance Between Mounting Centers | 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 300-11796 PRIMARY | Surface Checking Gage Co (USA) |
| Reference | Meaning |
|---|---|
| 410-0219-00 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5985-00-448-5836 is a Switch,radio Frequency Transmiss, manufactured by Surface Checking Gage Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-448-5836 has 1 manufacturer part number on file: 300-11796 (Surface Checking Gage Co).
Key specifications for 300-11796: Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 1.562 INCHES NOMINAL IN; Body Style: RECTANGULAR; Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN. 22 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 5985-00-448-5836 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.