PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300-11939Switch,radio Frequency Transmiss

Arrowsmith Shelburne Inc · NSN 5985-01-210-1184 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-210-1184 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-210-1184. Primary manufacturer part number: 300-11939.
Features
  • Switch,radio Frequency Transmiss — FSC 5985
  • Connector End Design: FEMALE
  • Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN
  • Rf Maximum Voltage Rating: 100.0 VOLTS PEAK
  • Switch Type: NONTRANSFER
  • Switching Time: 100.0 MILLISECONDS MS
  • Pole Quantity: 2
  • Frequency Rating: 0.0 MEGAHERTZ MINIMUM AND 50.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-210-1184, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Arrowsmith Shelburne Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-210-1184
Primary Part Number300-11939
Item NameSwitch,radio Frequency Transmiss
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerArrowsmith Shelburne Inc
StatusACTIVE
Connector End DesignFEMALE
Mounting Facility PatternFOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN
Rf Maximum Voltage Rating100.0 VOLTS PEAK
Switch TypeNONTRANSFER
Switching Time100.0 MILLISECONDS MS
Pole Quantity2
Frequency Rating0.0 MEGAHERTZ MINIMUM AND 50.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING
Longest Horizontal Distance Between Mounting Centers1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN
Actuator Voltage in Volts115.0 NOMINAL
Actuator Current Type and Rating in Amps0.11 AC MAXIMUM
Longest Vertical Distance Between Mounting Centers0.810 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN
Minimum Crosstalk Rating in Decibels40.0 SINGLE
Voltage Standing Wave Ratio1.10 SINGLE
Mounting Facility Type and Quantity1 BASE AND 4 THREADED HOLE(S)
Coupling Position Quantity3
Insertion Loss in Decibels0.20 SINGLE
Terminal Type and Quantity2 TAB, SOLDER LUG AND 3 RECEPTACLE, COAXIAL
Switch Operation SequenceBREAKS BEFORE MAKES
Throw Quantity2
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Body StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-142-4387453X INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3040-00-392-2344125858 INTERCHANGEABLE
Pawl,tape Feed
Lucent Technologies Inc Corporate Headquarters
1680-00-499-547130-018-1 INTERCHANGEABLE
Holder,map and Data
Bell Textron Inc
6150-01-480-40113129057 INTERCHANGEABLE
Wiring Harness
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
300-11939 Arrowsmith Shelburne Inc (USA)
300181 Northrop Grumman Systems Corporation (USA)
300-35488 Amphenol Corporation Div Amphenol Rf (USA)
Related Parts
3110-00-142-4387INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
453X
3040-00-392-2344INTERCHANGEABLE
PAWL,TAPE FEED
125858
1680-00-499-5471INTERCHANGEABLE
HOLDER,MAP AND DATA
30-018-1
6150-01-480-4011INTERCHANGEABLE
WIRING HARNESS
3129057

Frequently Asked Questions

What is NSN 5985-01-210-1184?

NSN 5985-01-210-1184 is a Switch,radio Frequency Transmiss, manufactured by Arrowsmith Shelburne Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-210-1184?

NSN 5985-01-210-1184 has 3 cross-referenced part numbers: 300-11939 (Arrowsmith Shelburne Inc), 300181 (Northrop Grumman Systems Corporation), 300-35488 (Amphenol Corporation Div Amphenol Rf).

What NSN replaces 5985-01-210-1184?

There are 4 known substitutes for 5985-01-210-1184: 3110-00-142-4387, 3040-00-392-2344, 1680-00-499-5471 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300-11939?

Key specifications for 300-11939: Overall Width: 2.580 INCHES NOMINAL IN; Connector End Design: FEMALE; Mounting Facility Pattern: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY PATTERN; Rf Maximum Voltage Rating: 100.0 VOLTS PEAK. 26 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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