PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M188Relay,electromagnetic

Tce Canada Ltd · NSN 5945-00-051-6681 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-051-6681 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-051-6681. Primary manufacturer part number: M188.
Features
  • Relay,electromagnetic — FSC 5945
  • Arc Quenching Method: AIR
  • Main Contact Maximum Voltage Rating in Volts: 6.5 AC
  • Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 3.0 AMPERES AC RESISTIVE LOAD
  • Coil Quantity: 1
  • Duty Type: CONTINUOUS
  • Winding Quantity: 1
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-051-6681, 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 Tce Canada Ltd. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-051-6681
Primary Part NumberM188
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTce Canada Ltd
StatusACTIVE
Arc Quenching MethodAIR
Main Contact Maximum Voltage Rating in Volts6.5 AC
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC RESISTIVE LOAD
Coil Quantity1
Duty TypeCONTINUOUS
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
1325-00-028-5467 INTERCHANGEABLE
Fuze,bomb
3110-00-156-5328 INTERCHANGEABLE
Bearing,ball,annular
5331-01-365-0215 INTERCHANGEABLE
O-Ring
4320-01-552-0821 INTERCHANGEABLE
Motor-Pump Subassembly,hydraulic
7720-01-600-0585M188 INTERCHANGEABLE
Mallets,xylophone
Vic Firth,inc.
Cross-Reference Index
Part NumberManufacturer
M188 PRIMARY Tce Canada Ltd (CAN)
Related Parts
1325-00-028-5467INTERCHANGEABLE
FUZE,BOMB
3110-00-156-5328INTERCHANGEABLE
BEARING,BALL,ANNULAR
5331-01-365-0215INTERCHANGEABLE
O-RING
4320-01-552-0821INTERCHANGEABLE
MOTOR-PUMP SUBASSEMBLY,HYDRAULIC
7720-01-600-0585INTERCHANGEABLE
MALLETS,XYLOPHONE
M188

Frequently Asked Questions

What is NSN 5945-00-051-6681?

NSN 5945-00-051-6681 is a Relay,electromagnetic, manufactured by Tce Canada Ltd, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-051-6681?

NSN 5945-00-051-6681 has 1 cross-referenced part number: M188 (Tce Canada Ltd).

What NSN replaces 5945-00-051-6681?

There are 5 known substitutes for 5945-00-051-6681: 1325-00-028-5467, 3110-00-156-5328, 5331-01-365-0215 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M188?

Key specifications for M188: Overall Length: 1.660 INCHES NOMINAL IN; Overall Height: 1.130 INCHES NOMINAL IN; Arc Quenching Method: AIR; Main Contact Maximum Voltage Rating in Volts: 6.5 AC. 10 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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