PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30435Relay,thermal

Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · NSN 5945-00-450-5349 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-450-5349 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-450-5349. Primary manufacturer part number: 30435.
Features
  • Relay,thermal — FSC 5945
  • Heater Power Rating in Watts: 4.0
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
  • Delay Time in Seconds: 45.0 ADJUSTABLE OPERATE MINIMUM AND 55.0 ADJUSTABLE OPERATE MAXIMUM
  • Heater Voltage Rating in Volts: 115.0
  • Environmental Protection: HERMETIC AND DUSTPROOF
  • Contact Maximum Voltage Rating in Volts: 115.0 AC
  • Contact Arrangement: SINGLE POLE, SINGLE THROW, NORMALLY CLOSED
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-450-5349, 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 Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-00-450-5349
Primary Part Number30435
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems
StatusACTIVE
Heater Power Rating in Watts4.0
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Delay Time in Seconds45.0 ADJUSTABLE OPERATE MINIMUM AND 55.0 ADJUSTABLE OPERATE MAXIMUM
Heater Voltage Rating in Volts115.0
Environmental ProtectionHERMETIC AND DUSTPROOF
Contact Maximum Voltage Rating in Volts115.0 AC
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY CLOSED
Contact Maximum Current Rating in Amps3.0 AC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3020-00-274-660630435 INTERCHANGEABLE
Gear,helical
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
4820-00-446-3497118822PC15 INTERCHANGEABLE
Valve,safety Relief
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
1630-00-704-1950304-35 INTERCHANGEABLE
Parts Kit,wheel,nos
Goodrich Corporation
5365-01-331-975730435 INTERCHANGEABLE
Spacer,sleeve
Decitek Corp
6850-01-376-1766EP-E CARTRIDGE INTERCHANGEABLE
Toner,direct Electrostatic Proce
Tei Imaging Solutions, Inc
Cross-Reference Index
Part NumberManufacturer
GT5228 Radiodetection, Llc (USA)
30435 PRIMARY Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
GT5828 Radiodetection, Llc (USA)
Related Parts
3020-00-274-6606INTERCHANGEABLE
GEAR,HELICAL
30435
4820-00-446-3497INTERCHANGEABLE
VALVE,SAFETY RELIEF
118822PC15
1630-00-704-1950INTERCHANGEABLE
PARTS KIT,WHEEL,NOS
304-35
5365-01-331-9757INTERCHANGEABLE
SPACER,SLEEVE
30435
6850-01-376-1766INTERCHANGEABLE
TONER,DIRECT ELECTROSTATIC PROCE
EP-E CARTRIDGE

Frequently Asked Questions

What is NSN 5945-00-450-5349?

NSN 5945-00-450-5349 is a Relay,thermal, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-00-450-5349?

NSN 5945-00-450-5349 has 3 cross-referenced part numbers: GT5228 (Radiodetection, Llc), 30435 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems), GT5828 (Radiodetection, Llc).

What NSN replaces 5945-00-450-5349?

There are 5 known substitutes for 5945-00-450-5349: 3020-00-274-6606, 4820-00-446-3497, 1630-00-704-1950 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30435?

Key specifications for 30435: Heater Power Rating in Watts: 4.0; Overall Length: 2.370 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Delay Time in Seconds: 45.0 ADJUSTABLE OPERATE MINIMUM AND 55.0 ADJUSTABLE OPERATE MAXIMUM. 12 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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