PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2056.1Relay,electromagnetic

Bunn-O-Matic Corporation Div Government Sales · NSN 5945-00-407-7034 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-407-7034 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-407-7034. Primary manufacturer part number: 2056.1.
Features
  • Relay,electromagnetic — FSC 5945
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Precious Material: SILVER
  • Frequency in Hertz: 50.0 MINIMUM AND 60.0 MAXIMUM
  • Duty Type: CONTINUOUS
  • Coil Quantity: 1
  • Operating Voltage Rating and Type at Specified Temp: 120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Mounting Facility Type and Quantity: 1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-407-7034, 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 Bunn-O-Matic Corporation Div Government Sales. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN5945-00-407-7034
Primary Part Number2056.1
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerBunn-O-Matic Corporation Div Government Sales
StatusCANCELLED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Precious MaterialSILVER
Frequency in Hertz50.0 MINIMUM AND 60.0 MAXIMUM
Duty TypeCONTINUOUS
Coil Quantity1
Operating Voltage Rating and Type at Specified Temp120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type and Quantity1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Time Delay0.01 SECONDS NOMINAL FIXED RELEASE TIME
Nonpile-Up Main Contact Arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY IN
Time Delay0.015 SECONDS NOMINAL FIXED OPERATE TIME
Precious Material and LocationCONTACTS SILVER
Thread Class2A SINGLE MOUNTING FACILITY A
Winding DC Resistance Rating2.25 KILOHMS NOMINAL SINGLE WINDING
Nominal Operating Current Rating and Type17.5 MILLIAMPERES AC SINGLE WINDING
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-107-7567140209 INTERCHANGEABLE
Bearing,ball,annular
Fairbanks Morse, Llc
5360-00-200-4118 INTERCHANGEABLE
Spring,helical,compression
1680-00-420-94792056-1 INTERCHANGEABLE
Strip,retainer,seat
Cr Daniels Inc
5950-00-647-529920561 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5330-00-907-5175 INTERCHANGEABLE
Packing,preformed
5360-01-079-582719AS680 INTERCHANGEABLE
Spring,leaf
Oshkosh Defense Llc
4820-01-255-904020561-1001-1 INTERCHANGEABLE
Head,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-256-029720561-1002-1 INTERCHANGEABLE
Stem,fluid Valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-256-029920561-801-1 INTERCHANGEABLE
Cap,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-256-030920561-850-1 INTERCHANGEABLE
Sleeve and Slide,directional Con
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
KA5AG120VAC Te Connectivity Corporation (USA)
7080 Bunn-O-Matic Corporation Div Government Sales (USA)
2056 Bunn-O-Matic Corporation Div Government Sales (USA)
2056.1 PRIMARY Bunn-O-Matic Corporation Div Government Sales (USA)
Related Parts
3110-00-107-7567INTERCHANGEABLE
BEARING,BALL,ANNULAR
140209
5360-00-200-4118INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1680-00-420-9479INTERCHANGEABLE
STRIP,RETAINER,SEAT
2056-1
5950-00-647-5299INTERCHANGEABLE
TRANSFORMER,POWER
20561
5330-00-907-5175INTERCHANGEABLE
PACKING,PREFORMED
5360-01-079-5827INTERCHANGEABLE
SPRING,LEAF
19AS680
4820-01-255-9040INTERCHANGEABLE
HEAD,VALVE
20561-1001-1
4820-01-256-0297INTERCHANGEABLE
STEM,FLUID VALVE
20561-1002-1
4820-01-256-0299INTERCHANGEABLE
CAP,VALVE
20561-801-1
4820-01-256-0309INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
20561-850-1
4820-01-256-3658INTERCHANGEABLE
PISTON,VALVE
20561-1003-1
4820-01-256-9100INTERCHANGEABLE
CAP,VALVE
20561-1000-1

Frequently Asked Questions

What is NSN 5945-00-407-7034?

NSN 5945-00-407-7034 is a Relay,electromagnetic, manufactured by Bunn-O-Matic Corporation Div Government Sales, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-407-7034?

NSN 5945-00-407-7034 has 4 cross-referenced part numbers: KA5AG120VAC (Te Connectivity Corporation), 7080 (Bunn-O-Matic Corporation Div Government Sales), 2056 (Bunn-O-Matic Corporation Div Government Sales), 2056.1 (Bunn-O-Matic Corporation Div Government Sales).

What NSN replaces 5945-00-407-7034?

There are 12 known substitutes for 5945-00-407-7034: 3110-00-107-7567, 5360-00-200-4118, 1680-00-420-9479 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2056.1?

Key specifications for 2056.1: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY; Precious Material: SILVER; Frequency in Hertz: 50.0 MINIMUM AND 60.0 MAXIMUM; Duty Type: CONTINUOUS. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-407-7034 still in active supply?

NSN 5945-00-407-7034 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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