PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2105198Switch,radio Frequency Transmiss

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5985-00-731-1856 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-731-1856 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-731-1856. Primary manufacturer part number: 2105198.
Features
  • Switch,radio Frequency Transmiss — FSC 5985
  • Pole Quantity: 1
  • Coupling Position Quantity: 3
  • Switch Type: NONTRANSFER
  • Rf Power Handling Capability: 100.0 WATTS AVERAGE SINGLE
  • Throw Quantity: 2
  • Mounting Facility Type and Quantity: 4 THREADED HOLE(S)
  • Terminal Type and Quantity: 3 RECEPTACLE, COAXIAL
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-731-1856, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-731-1856
Primary Part Number2105198
Item NameSwitch,radio Frequency Transmiss
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Pole Quantity1
Coupling Position Quantity3
Switch TypeNONTRANSFER
Rf Power Handling Capability100.0 WATTS AVERAGE SINGLE
Throw Quantity2
Mounting Facility Type and Quantity4 THREADED HOLE(S)
Terminal Type and Quantity3 RECEPTACLE, COAXIAL
Actuator Operating MethodRELAY
Switch Return Mechanism TypeFAIL-SAFE
Body StyleRECTANGULAR
Coaxial Connector Series DesignationBNC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
7510-00-634-5110 INTERCHANGEABLE
Tape,correction
5935-00-928-7837 INTERCHANGEABLE
Connector,plug,electrical
5985-00-957-0253617162-8 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Alliant Techsystems Operations Llc Div Defense Electronic Systems
Cross-Reference Index
Part NumberManufacturer
CR26 Airgas Safety, Inc. Dba Airgas (USA)
2105198 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
7510-00-634-5110INTERCHANGEABLE
TAPE,CORRECTION
5935-00-928-7837INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5985-00-957-0253INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
617162-8

Frequently Asked Questions

What is NSN 5985-00-731-1856?

NSN 5985-00-731-1856 is a Switch,radio Frequency Transmiss, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-731-1856?

NSN 5985-00-731-1856 has 2 cross-referenced part numbers: CR26 (Airgas Safety, Inc. Dba Airgas), 2105198 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5985-00-731-1856?

There are 3 known substitutes for 5985-00-731-1856: 7510-00-634-5110, 5935-00-928-7837, 5985-00-957-0253. Verify interchangeability with system specifications before substitution.

What are the specifications of 2105198?

Key specifications for 2105198: Pole Quantity: 1; Coupling Position Quantity: 3; Switch Type: NONTRANSFER; Overall Width: 1.250 INCHES MAXIMUM IN. 14 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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