PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C743586-8SUB5Relay,electromagnetic

Rca Corp Distributor and Special Products Div · NSN 5945-00-257-8842 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-257-8842 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-257-8842. Primary manufacturer part number: C743586-8SUB5.
Features
  • Relay,electromagnetic — FSC 5945
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.531 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
  • Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN
  • Terminal Type and Quantity: 5 PIN ALL FUNCTIONS
  • Frequency in Hertz: 58.0 MINIMUM AND 62.0 MAXIMUM
  • Main Contact Maximum Voltage Rating in Volts: 115.0 AC
  • Pile-Up Main Contact Form Arrangement: 1C
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-00-257-8842, 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 Rca Corp Distributor and Special Products Div. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-257-8842
Primary Part NumberC743586-8SUB5
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerRca Corp Distributor and Special Products Div
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width0.531 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Mounting Facility Type and Quantity2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY IN
Terminal Type and Quantity5 PIN ALL FUNCTIONS
Frequency in Hertz58.0 MINIMUM AND 62.0 MAXIMUM
Main Contact Maximum Voltage Rating in Volts115.0 AC
Pile-Up Main Contact Form Arrangement1C
Winding DC Resistance Rating900.0 OHMS NOMINAL SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length0.844 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Main Contact Load Current Rating at Maximum Rated Voltage3.0 AMPERES AC RESISTIVE LOAD
Operating Voltage Rating and Type at Specified Temp115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Thread Class2B SINGLE MOUNTING FACILITY
Mounting Facility PatternDIAGONAL SINGLE MOUNTING FACILITY
Coil Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5310-00-070-66723173 INTERCHANGEABLE
Washer,recessed
Roller Bearing Co of America, Inc Div Pic Design
6510-00-105-5807 INTERCHANGEABLE
Bandage,elastic
3940-00-263-30793173 INTERCHANGEABLE
Adapter,hoisting
Allison Transmission Inc Dba Allison Transmission, Inc
2520-00-773-5470 INTERCHANGEABLE
Cover
5935-00-805-253731-73 INTERCHANGEABLE
Connector,receptacle,electrical
Te Connectivity Corporation Dba Microdot Products
5977-00-906-4048 INTERCHANGEABLE
Holder,electrical Contact Brush
5815-00-975-9732 INTERCHANGEABLE
Holder
5365-01-166-25933173 INTERCHANGEABLE
Plug,machine Thread
DP Manufacturing Inc.
5330-01-275-59423173 INTERCHANGEABLE
Seal,plain
Federal-Mogul Corp Government Sales Dept
5985-01-371-78893173 INTERCHANGEABLE
Coupler,antenna
Tech Resources, Inc
Cross-Reference Index
Part NumberManufacturer
C743586-8SUB5 Rca Corp Distributor and Special Products Div
C743586-8SUB5 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
3173 Olympic Controls Corp (USA)
Related Parts
5310-00-070-6672INTERCHANGEABLE
WASHER,RECESSED
3173
6510-00-105-5807INTERCHANGEABLE
BANDAGE,ELASTIC
3940-00-263-3079INTERCHANGEABLE
ADAPTER,HOISTING
3173
2520-00-773-5470INTERCHANGEABLE
COVER
5935-00-805-2537INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
31-73
5977-00-906-4048INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
5815-00-975-9732INTERCHANGEABLE
HOLDER
5365-01-166-2593INTERCHANGEABLE
PLUG,MACHINE THREAD
3173
5330-01-275-5942INTERCHANGEABLE
SEAL,PLAIN
3173
5985-01-371-7889INTERCHANGEABLE
COUPLER,ANTENNA
3173
5940-01-562-6855INTERCHANGEABLE
HEATSINK ASSEMBLY
CA-3173R5

Frequently Asked Questions

What is NSN 5945-00-257-8842?

NSN 5945-00-257-8842 is a Relay,electromagnetic, manufactured by Rca Corp Distributor and Special Products Div, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-257-8842?

NSN 5945-00-257-8842 has 3 cross-referenced part numbers: C743586-8SUB5 (Rca Corp Distributor and Special Products Div), C743586-8SUB5 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 3173 (Olympic Controls Corp).

What NSN replaces 5945-00-257-8842?

There are 11 known substitutes for 5945-00-257-8842: 5310-00-070-6672, 6510-00-105-5807, 3940-00-263-3079 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C743586-8SUB5?

Key specifications for C743586-8SUB5: Center to Center Distance Between Mounting Facilities Parallel to Width: 0.531 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Mounting Facility Type and Quantity: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 1.310 INCHES NOMINAL IN; Nominal Thread Size: 0.112 INCHES SINGLE MOUNTING FACILITY IN. 20 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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