PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

612897Relay,thermal

Lockheed Martin Corp · NSN 5945-00-432-6669 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-00-432-6669 — this item is cataloged by the U.S. Government under National Stock Number 5945-00-432-6669. Primary manufacturer part number: 612897.
Features
  • Relay,thermal — FSC 5945
  • 5 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,thermal, cataloged under National Stock Number 5945-00-432-6669, 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 Lockheed Martin Corp. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameRelay,thermal
FSC / FSG5945 — No Item Name Available (FSG 59)
ManufacturersNorthern Telecom Inc Telecom Distribution Div (CAGE 62143); Lockheed Martin Corp (CAGE 98897); North American Philips Corp (CAGE 77569); Vdo Control Systems Inc (CAGE 82227)
Technical Specifications
ParameterValue
NSN5945-00-432-6669
Primary Part Number612897
Item NameRelay,thermal
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6210-00-299-6656 INTERCHANGEABLE
Light,panel
6210-00-755-3016 INTERCHANGEABLE
Light,panel
Cross-Reference Index
Part NumberManufacturer
650-1545 Northern Telecom Inc Telecom Distribution Div (USA)
612897 PRIMARY Lockheed Martin Corp (USA)
853-0014 Northern Telecom Inc Telecom Distribution Div (USA)
C6407 North American Philips Corp (USA)
C6407 Vdo Control Systems Inc (USA)
Related Parts
6210-00-299-6656INTERCHANGEABLE
LIGHT,PANEL
6210-00-755-3016INTERCHANGEABLE
LIGHT,PANEL

Frequently Asked Questions

What is NSN 5945-00-432-6669?

NSN 5945-00-432-6669 is a Relay,thermal, manufactured by Lockheed Martin Corp, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-00-432-6669?

NSN 5945-00-432-6669 has 5 cross-referenced part numbers: 650-1545 (Northern Telecom Inc Telecom Distribution Div), 612897 (Lockheed Martin Corp), 853-0014 (Northern Telecom Inc Telecom Distribution Div), C6407 (North American Philips Corp), C6407 (Vdo Control Systems Inc).

What NSN replaces 5945-00-432-6669?

There are 2 known substitutes for 5945-00-432-6669: 6210-00-299-6656, 6210-00-755-3016. Verify interchangeability with system specifications before substitution.

Is NSN 5945-00-432-6669 still in active supply?

NSN 5945-00-432-6669 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.
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