PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

115503Circuit Breaker

Tdk-Lambda Americas Inc. Div High Power Division · NSN 5925-01-090-3926 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-090-3926 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-090-3926. Primary manufacturer part number: 115503.
Features
  • Circuit Breaker — FSC 5925
  • Storage Type: GENERAL PURPOSE WAREHOUSE
  • Main Contact Tripping Mechanism Type: TRIP FREE
  • Reset Method: MANUAL
  • 2 verified cross-references
  • Primary manufacturer: Tdk-Lambda Americas Inc. Div High Power Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-090-3926, 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 Tdk-Lambda Americas Inc. Div High Power Division. Government technical data includes 3 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-090-3926
Primary Part Number115503
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerTdk-Lambda Americas Inc. Div High Power Division
StatusACTIVE
Storage TypeGENERAL PURPOSE WAREHOUSE
Main Contact Tripping Mechanism TypeTRIP FREE
Reset MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6685-00-514-35921-12-0110 INTERCHANGEABLE
Gage,pressure,dial Indicating
Rexarc International, Inc
Cross-Reference Index
Part NumberManufacturer
115503 Tdk-Lambda Americas Inc. Div High Power Division (USA)
JA2S-A3B3-A-15-3-10-P Eaton Corp Heinemann Products Commercial Controls Div (USA)
Related Parts
6685-00-514-3592INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
1-12-0110

Frequently Asked Questions

What is NSN 5925-01-090-3926?

NSN 5925-01-090-3926 is a Circuit Breaker, manufactured by Tdk-Lambda Americas Inc. Div High Power Division, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-090-3926?

NSN 5925-01-090-3926 has 2 cross-referenced part numbers: 115503 (Tdk-Lambda Americas Inc. Div High Power Division), JA2S-A3B3-A-15-3-10-P (Eaton Corp Heinemann Products Commercial Controls Div).

What NSN replaces 5925-01-090-3926?

There is 1 known substitute for 5925-01-090-3926: 6685-00-514-3592. Verify interchangeability with system specifications before substitution.

What are the specifications of 115503?

Key specifications for 115503: Storage Type: GENERAL PURPOSE WAREHOUSE; Main Contact Tripping Mechanism Type: TRIP FREE; Reset Method: MANUAL. 3 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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