PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57780Relay,electromagnetic

Wells Mfg Co · NSN 5945-00-792-5342 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-792-5342 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-792-5342. Primary manufacturer part number: 57780.
Features
  • Relay,electromagnetic — FSC 5945
  • Coil Quantity: 1
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY
  • Operating Voltage Rating and Type at Specified Temp: 240.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Maximum Voltage Rating in Volts: 600.0 AC
  • Unthreaded Mounting Hole Diameter: 0.201 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Duty Type: CONTINUOUS
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-792-5342, 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 Wells Mfg Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-792-5342
Primary Part Number57780
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerWells Mfg Co
StatusACTIVE
Coil Quantity1
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Operating Voltage Rating and Type at Specified Temp240.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Main Contact Maximum Voltage Rating in Volts600.0 AC
Unthreaded Mounting Hole Diameter0.201 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Duty TypeCONTINUOUS
Nonpile-Up Main Contact Arrangement3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Winding Quantity1
Terminal Type and Quantity6 SCREW CONTACTS
Main Contact Load Current Rating at Maximum Rated Voltage40.0 AMPERES AC RESISTIVE LOAD
Terminal Type and Quantity2 QUICK DISCONNECT, MALE ENERGIZING ELEMENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.188 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2520-00-752-106330-12-6 INTERCHANGEABLE
Interlo
Dana Corp Spicer Transmission Div
5133-00-894-5614 INTERCHANGEABLE
Drill,twist
4820-00-994-419130105 INTERCHANGEABLE
Piston,valve
Pti Technologies Inc.
5310-01-051-5336 INTERCHANGEABLE
Washer,lock
3455-01-365-3929301-26 INTERCHANGEABLE
Cutter,milling,plain
Kennametal Inc. Div Kennametal Industrial Products Group
9905-01-374-088230126B INTERCHANGEABLE
Sign Set
Marketing Displays, Inc Dba Marketing Displays International
8940-01-531-459057780 INTERCHANGEABLE
Dietary Supplement,therapeutic
Abbott Laboratories, Inc. Dba Ross Products Division Div Ross Products
Cross-Reference Index
Part NumberManufacturer
30126 Wells Mfg Co (USA)
F-1689-208V Wells Mfg Co (USA)
57780 PRIMARY Wells Mfg Co (USA)
Related Parts
2520-00-752-1063INTERCHANGEABLE
INTERLO
30-12-6
5133-00-894-5614INTERCHANGEABLE
DRILL,TWIST
4820-00-994-4191INTERCHANGEABLE
PISTON,VALVE
30105
5310-01-051-5336INTERCHANGEABLE
WASHER,LOCK
3455-01-365-3929INTERCHANGEABLE
CUTTER,MILLING,PLAIN
301-26
9905-01-374-0882INTERCHANGEABLE
SIGN SET
30126B
8940-01-531-4590INTERCHANGEABLE
DIETARY SUPPLEMENT,THERAPEUTIC
57780

Frequently Asked Questions

What is NSN 5945-00-792-5342?

NSN 5945-00-792-5342 is a Relay,electromagnetic, manufactured by Wells Mfg Co, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-792-5342?

NSN 5945-00-792-5342 has 3 cross-referenced part numbers: 30126 (Wells Mfg Co), F-1689-208V (Wells Mfg Co), 57780 (Wells Mfg Co).

What NSN replaces 5945-00-792-5342?

There are 7 known substitutes for 5945-00-792-5342: 2520-00-752-1063, 5133-00-894-5614, 4820-00-994-4191 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 57780?

Key specifications for 57780: Overall Length: 3.812 INCHES NOMINAL IN; Coil Quantity: 1; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY. 16 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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