PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28423Relay,reed

Struthers-Dunn Inc · NSN 5945-00-951-5743 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-951-5743 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-951-5743. Primary manufacturer part number: 28423.
Features
  • Relay,reed — FSC 5945
  • Overall Diameter: 0.655 INCHES MAXIMUM0.655 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 4 PIN ALL FUNCTIONS
  • Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Operating Voltage Rating and Type at Specified Temp: 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Main Contact Load Current Rating at Maximum Rated Voltage: 1.0 AMPERES DC RESISTIVE LOAD
  • Main Contact Maximum Voltage Rating in Volts: 250.0 DC
  • Mounting Facility Type and Quantity: 1 TERMINAL SINGLE MOUNTING FACILITY
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,reed, cataloged under National Stock Number 5945-00-951-5743, 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 Struthers-Dunn Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-951-5743
Primary Part Number28423
Item NameRelay,reed
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerStruthers-Dunn Inc
StatusACTIVE
Overall Diameter0.655 INCHES MAXIMUM0.655 INCHES MAXIMUM IN
Terminal Type and Quantity4 PIN ALL FUNCTIONS
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Operating Voltage Rating and Type at Specified Temp12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Main Contact Load Current Rating at Maximum Rated Voltage1.0 AMPERES DC RESISTIVE LOAD
Main Contact Maximum Voltage Rating in Volts250.0 DC
Mounting Facility Type and Quantity1 TERMINAL SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Environmental ProtectionDUSTPROOFDUSTPROOF
Winding DC Resistance Rating360.0 OHMS NOMINAL SINGLE WINDING
Winding Quantity11
Coil Quantity11
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-109-803728423 INTERCHANGEABLE
Nut,plain,hexagon
Dresser, Llc
4330-00-218-575228423 INTERCHANGEABLE
Spider,support
Arvinmeritor Inc
3030-00-239-4995104 INTERCHANGEABLE
Belt,v
Goodrich Corporation
5360-00-447-105028423 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace, Llc Dba Jackson South
5310-00-680-5045313-0081-000 INTERCHANGEABLE
Nut,plain,hexagon
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2940-01-129-8038 INTERCHANGEABLE
Body Assembly,breather
3010-01-132-063728423 INTERCHANGEABLE
Adapter Flange,actuator
Moog Inc. Dba Ampac-Isp Corp
5340-01-279-691028423 INTERCHANGEABLE
Clamp,loop
Tyco Fire Products Lp
4730-01-642-115528423 INTERCHANGEABLE
Elbow,pipe
United States Plastic Corp
Cross-Reference Index
Part NumberManufacturer
28423 Struthers-Dunn Inc (USA)
RR1A12V Struthers-Dunn Inc (USA)
Related Parts
5310-00-109-8037INTERCHANGEABLE
NUT,PLAIN,HEXAGON
28423
4330-00-218-5752INTERCHANGEABLE
SPIDER,SUPPORT
28423
3030-00-239-4995INTERCHANGEABLE
BELT,V
104
5360-00-447-1050INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
28423
5310-00-680-5045INTERCHANGEABLE
NUT,PLAIN,HEXAGON
313-0081-000
2940-01-129-8038INTERCHANGEABLE
BODY ASSEMBLY,BREATHER
3010-01-132-0637INTERCHANGEABLE
ADAPTER FLANGE,ACTUATOR
28423
5340-01-279-6910INTERCHANGEABLE
CLAMP,LOOP
28423
4730-01-642-1155INTERCHANGEABLE
ELBOW,PIPE
28423

Frequently Asked Questions

What is NSN 5945-00-951-5743?

NSN 5945-00-951-5743 is a Relay,reed, manufactured by Struthers-Dunn Inc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-951-5743?

NSN 5945-00-951-5743 has 2 cross-referenced part numbers: 28423 (Struthers-Dunn Inc), RR1A12V (Struthers-Dunn Inc).

What NSN replaces 5945-00-951-5743?

There are 9 known substitutes for 5945-00-951-5743: 5310-00-109-8037, 4330-00-218-5752, 3030-00-239-4995 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28423?

Key specifications for 28423: Overall Diameter: 0.655 INCHES MAXIMUM0.655 INCHES MAXIMUM IN; Terminal Type and Quantity: 4 PIN ALL FUNCTIONS; Nonpile-Up Main Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Operating Voltage Rating and Type at Specified Temp: 12.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING. 13 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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