PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

331748Switch,radio Frequency Transmiss

Bae Systems Information and Electronic Systems Integration Inc. · NSN 5985-01-186-4722 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-186-4722 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-186-4722. Primary manufacturer part number: 331748.
Features
  • Switch,radio Frequency Transmiss — FSC 5985
  • Material: COPPER ALLOY CONTACT(S)
  • Actuator Operating Method: SOLID STATE
  • Throw Quantity: 2
  • Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN
  • Mounting Facility Pattern: ISOSCELES TRIANGLE SINGLE MOUNTING FACILITY PATTERN
  • Actuator Current Type and Rating in Amps: 0.36 DC MAXIMUM
  • Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S)
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Copper Alloy Contact(s) construction
General Description

The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-186-4722, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 26 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-186-4722
Primary Part Number331748
Item NameSwitch,radio Frequency Transmiss
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc.
StatusACTIVE
MaterialCOPPER ALLOY CONTACT(S)
Actuator Operating MethodSOLID STATE
Throw Quantity2
Unthreaded Mounting Hole Diameter0.193 INCHES NOMINAL IN
Mounting Facility PatternISOSCELES TRIANGLE SINGLE MOUNTING FACILITY PATTERN
Actuator Current Type and Rating in Amps0.36 DC MAXIMUM
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Actuator Voltage in Volts20.0 MINIMUM AND 24.0 MAXIMUM
Frequency Rating0.0 GIGAHERTZ MINIMUM AND 3.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING
Minimum Crosstalk Rating in Decibels80.0 SINGLE
Precious MaterialGOLD
Connector End DesignFEMALE
Coaxial Connector Series DesignationN
MaterialALUMINUM BODY
Surface TreatmentNICKEL BODY OUTSIDE SURFACES
Terminal Type and Quantity7 TURRET
Switch Return Mechanism TypeLATCHING
Precious Material and LocationCONTACT SURFACE GOLD
Body StyleRECTANGULAR
Switch TypeNONTRANSFER
Surface TreatmentGOLD CONTACT(S) OUTSIDE SURFACES
Coupling Position Quantity4
Switching Time20.0 MILLISECONDS MS
Insertion Loss in Decibels0.20 SINGLE
Rf Power Handling Capability50.0 WATTS AVERAGE SINGLE
Voltage Standing Wave Ratio1.20 SINGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4720-01-165-8385331748 INTERCHANGEABLE
Hose,preformed
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
T3-118E1-1L Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
331748 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. (USA)
Related Parts
4720-01-165-8385INTERCHANGEABLE
HOSE,PREFORMED
331748

Frequently Asked Questions

What is NSN 5985-01-186-4722?

NSN 5985-01-186-4722 is a Switch,radio Frequency Transmiss, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-186-4722?

NSN 5985-01-186-4722 has 2 cross-referenced part numbers: T3-118E1-1L (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 331748 (Bae Systems Information and Electronic Systems Integration Inc.).

What NSN replaces 5985-01-186-4722?

There is 1 known substitute for 5985-01-186-4722: 4720-01-165-8385. Verify interchangeability with system specifications before substitution.

What are the specifications of 331748?

Key specifications for 331748: Material: COPPER ALLOY CONTACT(S); Actuator Operating Method: SOLID STATE; Throw Quantity: 2; Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN. 30 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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