PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5028644Relay,electromagnetic

Smiths Detection Inc. Dba Smiths Detection Inc Casc · NSN 5945-01-170-6305 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-170-6305 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-170-6305. Primary manufacturer part number: 5028644.
Features
  • Relay,electromagnetic — FSC 5945
  • Cubic Measure: 36.394 CUBIC INCHES
  • Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
  • Environmental Protection: SHOCK RESISTANT AND VIBRATION RESISTANT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
  • Main Contact Maximum Voltage Rating in Volts: 30.0 DC
  • Coil Quantity: 1
  • Purpose for Which Designed: GENERAL
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,electromagnetic, cataloged under National Stock Number 5945-01-170-6305, 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 Smiths Detection Inc. Dba Smiths Detection Inc Casc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-170-6305
Primary Part Number5028644
Item NameRelay,electromagnetic
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerSmiths Detection Inc. Dba Smiths Detection Inc Casc
StatusACTIVE
Cubic Measure36.394 CUBIC INCHES
Operating Voltage Rating and Type at Specified Temp28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Center to Center Distance Between Mounting Facilities Parallel to Width2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Main Contact Maximum Voltage Rating in Volts30.0 DC
Coil Quantity1
Purpose for Which DesignedGENERAL
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Unthreaded Mounting Hole Diameter0.171 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Winding Quantity1
Nonpile-Up Main Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Main Contact Load Current Rating at Maximum Rated Voltage10.0 AMPERES DC RESISTIVE LOAD
Fragility FactorMODERATELY RUGGED
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Center to Center Distance Between Mounting Facilities Parallel to Length3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
Terminal Type and Quantity6 THREADED STUD ALL FUNCTIONS
Storage TypeGENERAL PURPOSE WAREHOUSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5110-00-224-88385110-00-224-8838 INTERCHANGEABLE
Cleaner,valve Stem Guide
General Services Administration Federal Supply Service
5895-01-100-453521436 INTERCHANGEABLE
Ferrite Holder
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
3020-01-187-138321436 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
4720-01-332-612621436 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5120-01-398-797381758 INTERCHANGEABLE
Screwdriver,flat Tip
Pratt-Read Tools, Llc
5120-01-660-422821436 INTERCHANGEABLE
Hammer,hand
Wilton Tool Company Llc
Cross-Reference Index
Part NumberManufacturer
5028644 Smiths Detection Inc. Dba Smiths Detection Inc Casc (USA)
5028644 Us Army Combat Surveillance and Target Acquisition Laboratory (USA)
21-436 Te Connectivity Corporation (USA)
250DC-1X Te Connectivity Corporation (USA)
Related Parts
5110-00-224-8838INTERCHANGEABLE
CLEANER,VALVE STEM GUIDE
5110-00-224-8838
5895-01-100-4535INTERCHANGEABLE
FERRITE HOLDER
21436
3020-01-187-1383INTERCHANGEABLE
GEAR RACK
21436
4720-01-332-6126INTERCHANGEABLE
HOSE,PREFORMED
21436
5120-01-398-7973INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
81758
5120-01-660-4228INTERCHANGEABLE
HAMMER,HAND
21436

Frequently Asked Questions

What is NSN 5945-01-170-6305?

NSN 5945-01-170-6305 is a Relay,electromagnetic, manufactured by Smiths Detection Inc. Dba Smiths Detection Inc Casc, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-170-6305?

NSN 5945-01-170-6305 has 4 cross-referenced part numbers: 5028644 (Smiths Detection Inc. Dba Smiths Detection Inc Casc), 5028644 (Us Army Combat Surveillance and Target Acquisition Laboratory), 21-436 (Te Connectivity Corporation), 250DC-1X (Te Connectivity Corporation).

What NSN replaces 5945-01-170-6305?

There are 6 known substitutes for 5945-01-170-6305: 5110-00-224-8838, 5895-01-100-4535, 3020-01-187-1383 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5028644?

Key specifications for 5028644: Cubic Measure: 36.394 CUBIC INCHES; Operating Voltage Rating and Type at Specified Temp: 28.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING; Environmental Protection: SHOCK RESISTANT AND VIBRATION RESISTANT; Center to Center Distance Between Mounting Facilities Parallel to Width: 2.750 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 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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