PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RY4S-UAC110-120VRelay,electromagnetic

Idec Systems and Controls Corp · NSN 5945-01-316-8012 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-316-8012 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-316-8012. Primary manufacturer part number: RY4S-UAC110-120V.
Features
  • Relay,electromagnetic — FSC 5945
  • Coil Quantity: 1
  • Terminal Type and Quantity: 14 TAB, SOLDER LUG ALL FUNCTIONS
  • Purpose for Which Designed: GENERAL
  • Winding Quantity: 1
  • Time Delay: 0.02 SECONDS NOMINAL FIXED OPERATE AND RELEASE TIME
  • Surface Treatment: GOLD CONTACT
  • Storage Type: GENERAL PURPOSE WAREHOUSE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Silver Contact construction
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-316-8012, is classified within Federal Supply Class 5945 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Idec Systems and Controls Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-01-316-8012
Primary Part NumberRY4S-UAC110-120V
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerIdec Systems and Controls Corp
StatusCANCELLED
Coil Quantity1
Terminal Type and Quantity14 TAB, SOLDER LUG ALL FUNCTIONS
Purpose for Which DesignedGENERAL
Winding Quantity1
Time Delay0.02 SECONDS NOMINAL FIXED OPERATE AND RELEASE TIME
Surface TreatmentGOLD CONTACT
Storage TypeGENERAL PURPOSE WAREHOUSE
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC AND 200.0 MILLIAMPERES DC RESISTIVE LOAD
MaterialSILVER CONTACT
Operating Voltage Rating and Type at Specified Temp120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Winding DC Resistance Rating7.68 KILOHMS NOMINAL SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage800.0 MILLIAMPERES AC INDUCTIVE LOAD
Main Contact Maximum Voltage Rating in Volts240.0 AC AND 110.0 DC
Arc Quenching MethodAIR
Duty TypeCONTINUOUS
Nonpile-Up Main Contact Arrangement4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Precious Material and LocationCONTACT SURFACES GOLD AND CONTACTS SILVER
Fragility FactorMODERATELY RUGGED
Mounting Facility Type and Quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Precious MaterialGOLD AND SILVER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5930-00-332-0041G330105S1 INTERCHANGEABLE
Switch,rotary
L3harris Technologies, Inc Div Space & Airborne Systems
2910-00-358-5057K02031 INTERCHANGEABLE
Pump,fuel,cam Actuated
Hyster-Yale Group, Inc. Dba Yale Materials Handling
5945-00-477-8131 INTERCHANGEABLE
Relay,electromagnetic
4220-00-511-8299 INTERCHANGEABLE
Life Raft,inflatable
5310-00-687-719921612 INTERCHANGEABLE
Washer,lock
Industrial Technologies and Services Llc
2530-00-725-1668308151C91 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
Navistar Intl Corp Truck Br Ohio Plant
5935-00-752-27062127-0001-02 INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5905-01-099-44933087 INTERCHANGEABLE
Resistor
Crown Audio, Inc. Dba Crown International
2910-01-133-4970010-0410-00-0 INTERCHANGEABLE
Filter Element,fluid
Hale Products, Inc.
4130-01-159-53843087 INTERCHANGEABLE
Filter Element,air Conditioning
Supreme Supply Co Inc Dba Supreme Supply Co Inc
Cross-Reference Index
Part NumberManufacturer
KHU-17A11-120 Te Connectivity Corporation (USA)
16760AC Emerson Process Management Valve Automation, Inc. (USA)
RY4S-UAC120 Idec Systems and Controls Corp (USA)
RY4S-UAC110-120V PRIMARY Idec Systems and Controls Corp (USA)
3087 Emerson Process Management Valve Automation, Inc. (USA)
Related Parts
5930-00-332-0041INTERCHANGEABLE
SWITCH,ROTARY
G330105S1
2910-00-358-5057INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
K02031
5945-00-477-8131INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4220-00-511-8299INTERCHANGEABLE
LIFE RAFT,INFLATABLE
5310-00-687-7199INTERCHANGEABLE
WASHER,LOCK
21612
2530-00-725-1668INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
308151C91
5935-00-752-2706INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2127-0001-02
5905-01-099-4493INTERCHANGEABLE
RESISTOR
3087
2910-01-133-4970INTERCHANGEABLE
FILTER ELEMENT,FLUID
010-0410-00-0
4130-01-159-5384INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
3087
5330-01-257-9145INTERCHANGEABLE
SEAL,PLAIN ENCASED
3087
4810-01-320-6363INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR

Frequently Asked Questions

What is NSN 5945-01-316-8012?

NSN 5945-01-316-8012 is a Relay,electromagnetic, manufactured by Idec Systems and Controls Corp, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-01-316-8012?

NSN 5945-01-316-8012 has 5 cross-referenced part numbers: KHU-17A11-120 (Te Connectivity Corporation), 16760AC (Emerson Process Management Valve Automation, Inc.), RY4S-UAC120 (Idec Systems and Controls Corp), RY4S-UAC110-120V (Idec Systems and Controls Corp), 3087 (Emerson Process Management Valve Automation, Inc.).

What NSN replaces 5945-01-316-8012?

There are 12 known substitutes for 5945-01-316-8012: 5930-00-332-0041, 2910-00-358-5057, 5945-00-477-8131 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RY4S-UAC110-120V?

Key specifications for RY4S-UAC110-120V: Overall Width: 0.827 INCHES NOMINAL IN; Coil Quantity: 1; Terminal Type and Quantity: 14 TAB, SOLDER LUG ALL FUNCTIONS; End Item Identification: SECOND ANTENNA. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-01-316-8012 still in active supply?

NSN 5945-01-316-8012 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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