PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1603061Relay,thermal

Ready Power Co the · NSN 5945-00-259-4546 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-259-4546 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-259-4546. Primary manufacturer part number: 1603061.
Features
  • Relay,thermal — FSC 5945
  • Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY CLOSED
  • Heater Voltage Rating in Volts: 26.0
  • Mounting Facility Type and Quantity: 1 PLUG-IN
  • Overall Diameter: 0.875 INCHES NOMINAL IN
  • Terminal Type and Quantity: 4 PIN
  • Delay Time in Seconds: 30.0 FIXED OPERATE NOMINAL
  • Contact Maximum Voltage Rating in Volts: 115.0 AC
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-259-4546, 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 Ready Power Co the. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-00-259-4546
Primary Part Number1603061
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerReady Power Co the
StatusCANCELLED
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY CLOSED
Heater Voltage Rating in Volts26.0
Mounting Facility Type and Quantity1 PLUG-IN
Overall Diameter0.875 INCHES NOMINAL IN
Terminal Type and Quantity4 PIN
Delay Time in Seconds30.0 FIXED OPERATE NOMINAL
Contact Maximum Voltage Rating in Volts115.0 AC
Heater Power Rating in Watts2.0
Contact Maximum Current Rating in Amps3.0 AC
Environmental ProtectionHERMETIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5331-00-595-6327 INTERCHANGEABLE
O-Ring
6240-00-972-8181B8005-16-003FN61 INTERCHANGEABLE
Lamp,incandescent
Us Army Aviation and Missile Command
6515-01-697-3028TAC6000 INTERCHANGEABLE
Splint Kit,extremity,immobilizat
Alphapointe
Cross-Reference Index
Part NumberManufacturer
1603061 Ready Power Co the (USA)
26C30T Amperite Co Inc (USA)
Related Parts
5331-00-595-6327INTERCHANGEABLE
O-RING
6240-00-972-8181INTERCHANGEABLE
LAMP,INCANDESCENT
B8005-16-003FN61
6515-01-697-3028INTERCHANGEABLE
SPLINT KIT,EXTREMITY,IMMOBILIZAT
TAC6000

Frequently Asked Questions

What is NSN 5945-00-259-4546?

NSN 5945-00-259-4546 is a Relay,thermal, manufactured by Ready Power Co the, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-259-4546?

NSN 5945-00-259-4546 has 2 cross-referenced part numbers: 1603061 (Ready Power Co the), 26C30T (Amperite Co Inc).

What NSN replaces 5945-00-259-4546?

There are 3 known substitutes for 5945-00-259-4546: 5331-00-595-6327, 6240-00-972-8181, 6515-01-697-3028. Verify interchangeability with system specifications before substitution.

What are the specifications of 1603061?

Key specifications for 1603061: Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY CLOSED; Heater Voltage Rating in Volts: 26.0; Mounting Facility Type and Quantity: 1 PLUG-IN; Overall Diameter: 0.875 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-00-259-4546 still in active supply?

NSN 5945-00-259-4546 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com