PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22502-0Relay,electromagnetic

Emerson Electric Co White-Rodgers Div · NSN 5945-00-660-9331 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-660-9331 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-660-9331. Primary manufacturer part number: 22502-0.
Features
  • Relay,electromagnetic — FSC 5945
  • Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 0.687 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY
  • Winding DC Resistance Rating: 230.0 OHMS NOMINAL SINGLE WINDING
  • Terminal Type and Quantity: 12 PIN ALL FUNCTIONS
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
  • Environmental Protection: HERMETIC
  • Nominal Operating Current Rating and Type: 103.0 MILLIAMPERES DC SINGLE WINDING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-660-9331, 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 Emerson Electric Co White-Rodgers Div. Government technical data includes 18 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-660-9331
Primary Part Number22502-0
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerEmerson Electric Co White-Rodgers Div
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle0.687 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Winding DC Resistance Rating230.0 OHMS NOMINAL SINGLE WINDING
Terminal Type and Quantity12 PIN ALL FUNCTIONS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Nominal Operating Current Rating and Type103.0 MILLIAMPERES DC SINGLE WINDING
Duty TypeCONTINUOUS
Winding Quantity1
Coil Quantity1
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility Type and Quantity3 THREADED STUD(S) SINGLE MOUNTING FACILITY
Thread Class2A SINGLE MOUNTING FACILITY A
Thread Quantity Per Inch40 SINGLE MOUNTING FACILITY
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES AC AND 1.0 AMPERES DC RESISTIVE LOAD
Pile-Up Main Contact Form Arrangement2C AND 2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6685-01-338-38092250-20 INTERCHANGEABLE
Gage,pressure,dial Indicating
Qed Inc Dba Qed Inc
5330-01-354-0827D406585 ITEM S INTERCHANGEABLE
Seal,plain
Palfinger Marine Usa, Llc
Cross-Reference Index
Part NumberManufacturer
22502-0 Emerson Electric Co White-Rodgers Div (USA)
22800-14S Emerson Electric Co White-Rodgers Div (USA)
22800-145 Emerson Electric Co White-Rodgers Div (USA)
Related Parts
6685-01-338-3809INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
2250-20
5330-01-354-0827INTERCHANGEABLE
SEAL,PLAIN
D406585 ITEM S

Frequently Asked Questions

What is NSN 5945-00-660-9331?

NSN 5945-00-660-9331 is a Relay,electromagnetic, manufactured by Emerson Electric Co White-Rodgers Div, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-660-9331?

NSN 5945-00-660-9331 has 3 cross-referenced part numbers: 22502-0 (Emerson Electric Co White-Rodgers Div), 22800-14S (Emerson Electric Co White-Rodgers Div), 22800-145 (Emerson Electric Co White-Rodgers Div).

What NSN replaces 5945-00-660-9331?

There are 2 known substitutes for 5945-00-660-9331: 6685-01-338-3809, 5330-01-354-0827. Verify interchangeability with system specifications before substitution.

What are the specifications of 22502-0?

Key specifications for 22502-0: Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 0.687 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Mounting Facility Pattern: TRIANGLE SINGLE MOUNTING FACILITY; Winding DC Resistance Rating: 230.0 OHMS NOMINAL SINGLE WINDING; Terminal Type and Quantity: 12 PIN ALL FUNCTIONS. 21 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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