PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

499-037-033Relay,electromagnetic

L3harris Interstate Electronics Corporation · NSN 5945-00-226-5241 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-226-5241 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-226-5241. Primary manufacturer part number: 499-037-033.
Features
  • Relay,electromagnetic — FSC 5945
  • Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
  • Coil Quantity: 1
  • Unthreaded Mounting Hole Diameter: 0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Nominal Operating Current Rating and Type: 110.0 MILLIAMPERES DC SINGLE WINDING
  • Features Provided: POLARIZED
  • Mounting Facility Pattern: IN-LINE SINGLE MOUNTING FACILITY
  • Duty Type: CONTINUOUS
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-226-5241, 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 L3harris Interstate Electronics Corporation. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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
NSN5945-00-226-5241
Primary Part Number499-037-033
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerL3harris Interstate Electronics Corporation
StatusACTIVE
Nonpile-Up Main Contact Arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Coil Quantity1
Unthreaded Mounting Hole Diameter0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Nominal Operating Current Rating and Type110.0 MILLIAMPERES DC SINGLE WINDING
Features ProvidedPOLARIZED
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Maximum Voltage Rating in Volts115.0 AC AND 28.0 DC
Environmental ProtectionHERMETIC
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Terminal Type and Quantity8 PIN ALL FUNCTIONS
Center to Center Distance Between Mounting Facilities Parallel to Length1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Load Current Rating at Maximum Rated Voltage8.0 AMPERES AC AND 8.0 AMPERES DC RESISTIVE LOAD
Winding Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-01-020-5008 INTERCHANGEABLE
Relay,electromagnetic
5945-01-025-0504 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
499-037-033 L3harris Interstate Electronics Corporation (USA)
E210-1001 Dri Relays Inc. Dba Dri Relays Inc (USA)
JD2A002 Leach Corp Relay Div (USA)
MS27401-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-6106 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
974-1081-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
MIL-PRF-6106 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
BR4651 Microsemi Corp.-Power Management Group (USA)
Related Parts
5945-01-020-5008INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-01-025-0504INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 5945-00-226-5241?

NSN 5945-00-226-5241 is a Relay,electromagnetic, manufactured by L3harris Interstate Electronics Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-226-5241?

NSN 5945-00-226-5241 has 8 cross-referenced part numbers: 499-037-033 (L3harris Interstate Electronics Corporation), E210-1001 (Dri Relays Inc. Dba Dri Relays Inc), JD2A002 (Leach Corp Relay Div), MS27401-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-6106 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 5945-00-226-5241?

There are 2 known substitutes for 5945-00-226-5241: 5945-01-020-5008, 5945-01-025-0504. Verify interchangeability with system specifications before substitution.

What are the specifications of 499-037-033?

Key specifications for 499-037-033: Nonpile-Up Main Contact Arrangement: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY; Coil Quantity: 1; Unthreaded Mounting Hole Diameter: 0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Nominal Operating Current Rating and Type: 110.0 MILLIAMPERES DC SINGLE WINDING. 18 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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