PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KA11AY115VRelay,electromagnetic

Te Connectivity Corporation · NSN 5945-00-803-5139 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-803-5139 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-803-5139. Primary manufacturer part number: KA11AY115V.
Features
  • Relay,electromagnetic — FSC 5945
  • Terminal Type and Quantity: 8 PIN ALL FUNCTIONS
  • Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC RESISTIVE LOAD
  • Nominal Operating Current Rating and Type: 10.0 MILLIAMPERES AC SINGLE WINDING
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Winding DC Resistance Rating: 2.86 KILOHMS NOMINAL SINGLE WINDING
  • Thread Class: 2A SINGLE MOUNTING FACILITY A
  • Frequency in Hertz: 60.0 NOMINAL
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-803-5139, 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 Te Connectivity Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-803-5139
Primary Part NumberKA11AY115V
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusCANCELLED
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Main Contact Load Current Rating at Maximum Rated Voltage5.0 AMPERES AC RESISTIVE LOAD
Nominal Operating Current Rating and Type10.0 MILLIAMPERES AC SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Winding DC Resistance Rating2.86 KILOHMS NOMINAL SINGLE WINDING
Thread Class2A SINGLE MOUNTING FACILITY A
Frequency in Hertz60.0 NOMINAL
Pile-Up Main Contact Form Arrangement2C
Mounting Facility Type and Quantity1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Winding Quantity1
Main Contact Maximum Voltage Rating in Volts115.0 AC
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Coil Quantity1
Operating Voltage Rating and Type at Specified Temp115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5930-01-244-8347211C117-180 INTERCHANGEABLE
Switch,pressure
Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution
5355-01-443-805629878 PC-6 INTERCHANGEABLE
Pointer,dial
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
Cross-Reference Index
Part NumberManufacturer
KA11AY115V Te Connectivity Corporation (USA)
KA11AY120V Te Connectivity Corporation (USA)
MF2C115VAC Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft) (USA)
22991-9 Lockheed Martin Corp Lockheed Martin Mission Systems (USA)
085-20053-01 Lh Enterprise (USA)
Related Parts
5930-01-244-8347INTERCHANGEABLE
SWITCH,PRESSURE
211C117-180
5355-01-443-8056INTERCHANGEABLE
POINTER,DIAL
29878 PC-6

Frequently Asked Questions

What is NSN 5945-00-803-5139?

NSN 5945-00-803-5139 is a Relay,electromagnetic, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-803-5139?

NSN 5945-00-803-5139 has 5 cross-referenced part numbers: KA11AY115V (Te Connectivity Corporation), KA11AY120V (Te Connectivity Corporation), MF2C115VAC (Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)), 22991-9 (Lockheed Martin Corp Lockheed Martin Mission Systems), 085-20053-01 (Lh Enterprise).

What NSN replaces 5945-00-803-5139?

There are 2 known substitutes for 5945-00-803-5139: 5930-01-244-8347, 5355-01-443-8056. Verify interchangeability with system specifications before substitution.

What are the specifications of KA11AY115V?

Key specifications for KA11AY115V: Overall Height: 1.680 INCHES NOMINAL IN; Terminal Type and Quantity: 8 PIN ALL FUNCTIONS; Main Contact Load Current Rating at Maximum Rated Voltage: 5.0 AMPERES AC RESISTIVE LOAD; Nominal Operating Current Rating and Type: 10.0 MILLIAMPERES AC SINGLE WINDING. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-803-5139 still in active supply?

NSN 5945-00-803-5139 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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