PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

K126-2Relay,electromagnetic

Cae Usa Inc. · NSN 5945-01-215-0710 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-215-0710 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-215-0710. Primary manufacturer part number: K126-2.
Features
  • Relay,electromagnetic — FSC 5945
  • Coil Quantity: 1
  • Environmental Protection: DUSTPROOF
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Time Delay: 0.015 SECONDS MAXIMUM FIXED RELEASE TIME
  • Cubic Measure: 32.156 CUBIC INCHES
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Material: PLASTIC CASE
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Plastic Case construction
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-215-0710, 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 Cae Usa 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-215-0710
Primary Part NumberK126-2
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerCae Usa Inc.
StatusACTIVE
Coil Quantity1
Environmental ProtectionDUSTPROOF
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Time Delay0.015 SECONDS MAXIMUM FIXED RELEASE TIME
Cubic Measure32.156 CUBIC INCHES
Center to Center Distance Between Mounting Facilities Parallel to Length2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MaterialPLASTIC CASE
Fragility FactorMODERATELY RUGGED
Arc Quenching MethodAIR
Storage TypeGENERAL PURPOSE WAREHOUSE
Unthreaded Mounting Hole Diameter0.219 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Terminal Type and Quantity50 TAB, SOLDER LUG ALL FUNCTIONS
Pile-Up Main Contact Form Arrangement16C
Main Contact Load Current Rating at Maximum Rated Voltage2.0 AMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
Purpose for Which DesignedGENERAL
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Time Delay0.05 SECONDS MAXIMUM FIXED OPERATE TIME
Main Contact Maximum Voltage Rating in Volts120.0 AC AND 28.0 DC
Winding Quantity1
Operating Voltage Rating and Type at Specified Temp24.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-01-050-0964 INTERCHANGEABLE
Relay,electromagnetic
5640-01-677-4214K1262 INTERCHANGEABLE
Insulation Blanket,thermal
Johns Manville Intl
Cross-Reference Index
Part NumberManufacturer
K126-2 Cae Usa Inc. (USA)
901-520G-24 Te Connectivity Corporation (USA)
K126-2 Raytheon Technical Services Company (USA)
Related Parts
5945-01-050-0964INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5640-01-677-4214INTERCHANGEABLE
INSULATION BLANKET,THERMAL
K1262

Frequently Asked Questions

What is NSN 5945-01-215-0710?

NSN 5945-01-215-0710 is a Relay,electromagnetic, manufactured by Cae Usa Inc., classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-215-0710?

NSN 5945-01-215-0710 has 3 cross-referenced part numbers: K126-2 (Cae Usa Inc.), 901-520G-24 (Te Connectivity Corporation), K126-2 (Raytheon Technical Services Company).

What NSN replaces 5945-01-215-0710?

There are 2 known substitutes for 5945-01-215-0710: 5945-01-050-0964, 5640-01-677-4214. Verify interchangeability with system specifications before substitution.

What are the specifications of K126-2?

Key specifications for K126-2: Coil Quantity: 1; Environmental Protection: DUSTPROOF; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; End Item Identification: TRAINING DEVICE. 25 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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