PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B77.0Thermal Release,circuit Breaker

Schneider Electric Usa, Inc. · NSN 5925-00-389-6433 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-389-6433 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-389-6433. Primary manufacturer part number: B77.0.
Features
  • Thermal Release,circuit Breaker — FSC 5925
  • 3 verified cross-references
  • Primary manufacturer: Schneider Electric Usa, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Thermal Release,circuit Breaker, cataloged under National Stock Number 5925-00-389-6433, is classified within Federal Supply Class 5925 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Schneider Electric Usa, Inc.. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameThermal Release,circuit Breaker
FSC / FSG5925 — No Item Name Available (FSG 59)
ManufacturersSchneider Electric Usa, Inc. (CAGE 51918); Schneider Electric Usa, Inc. (CAGE 56365)
Technical Specifications
ParameterValue
NSN5925-00-389-6433
Primary Part NumberB77.0
Item NameThermal Release,circuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerSchneider Electric Usa, Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3030-00-014-0106 INTERCHANGEABLE
Belt,v
3110-00-114-9614A2434 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5940-00-155-9665B77 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
2910-00-218-2525B77 INTERCHANGEABLE
Valve,throttle
Wildfire Pacific Inc
5360-00-343-5377B770 INTERCHANGEABLE
Spring,helical,compression
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
5945-00-481-8159B7.70 INTERCHANGEABLE
Relay,thermal
Schneider Electric Usa, Inc.
5330-00-599-2391908-27 INTERCHANGEABLE
Packing,preformed
Aqua-Chem, Inc. Dba Aqua-Chem Inc
3120-00-618-58880B4 INTERCHANGEABLE
Bearing,sleeve
Secs Inc
5835-01-124-881314102 INTERCHANGEABLE
Recorder-Reproducer,sound
Revox
6130-01-507-7789B770 INTERCHANGEABLE
Power Supply
Lockheed Martin Corporation Div Rms - Manassas
Cross-Reference Index
Part NumberManufacturer
B7-7 Schneider Electric Usa, Inc. (USA)
B7-7 Schneider Electric Usa, Inc. (USA)
B77.0 PRIMARY Schneider Electric Usa, Inc. (USA)
Related Parts
3030-00-014-0106INTERCHANGEABLE
BELT,V
3110-00-114-9614INTERCHANGEABLE
BEARING,BALL,ANNULAR
A2434
5940-00-155-9665INTERCHANGEABLE
TERMINAL,LUG
B77
2910-00-218-2525INTERCHANGEABLE
VALVE,THROTTLE
B77
5360-00-343-5377INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
B770
5945-00-481-8159INTERCHANGEABLE
RELAY,THERMAL
B7.70
5330-00-599-2391INTERCHANGEABLE
PACKING,PREFORMED
908-27
3120-00-618-5888INTERCHANGEABLE
BEARING,SLEEVE
0B4
5835-01-124-8813INTERCHANGEABLE
RECORDER-REPRODUCER,SOUND
14102
6130-01-507-7789INTERCHANGEABLE
POWER SUPPLY
B770

Frequently Asked Questions

What is NSN 5925-00-389-6433?

NSN 5925-00-389-6433 is a Thermal Release,circuit Breaker, manufactured by Schneider Electric Usa, Inc., classified under FSC 5925 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5925-00-389-6433?

NSN 5925-00-389-6433 has 3 cross-referenced part numbers: B7-7 (Schneider Electric Usa, Inc.), B7-7 (Schneider Electric Usa, Inc.), B77.0 (Schneider Electric Usa, Inc.).

What NSN replaces 5925-00-389-6433?

There are 10 known substitutes for 5925-00-389-6433: 3030-00-014-0106, 3110-00-114-9614, 5940-00-155-9665 and 7 more. Verify interchangeability with system specifications before substitution.

Is NSN 5925-00-389-6433 still in active supply?

NSN 5925-00-389-6433 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