PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MDR131-1Relay,rotary

Te Connectivity Corporation · NSN 5945-01-443-2469 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-443-2469 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-443-2469. Primary manufacturer part number: MDR131-1.
Features
  • Relay,rotary — FSC 5945
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 4 verified cross-references
  • Primary manufacturer: Te Connectivity Corporation
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Relay,rotary, cataloged under National Stock Number 5945-01-443-2469, 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 Te Connectivity Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5945-01-443-2469
Primary Part NumberMDR131-1
Item NameRelay,rotary
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5945-00-836-9905MDR-4030 INTERCHANGEABLE
Relay,rotary
Te Connectivity Corporation
5945-01-051-3905MDR4107 INTERCHANGEABLE
Relay,rotary
Te Connectivity Corporation
5945-01-185-5951106.416-5 INTERCHANGEABLE
Relay,rotary
Ward Leonard Ct Llc
5945-01-245-3053 INTERCHANGEABLE
Relay,rotary
Cross-Reference Index
Part NumberManufacturer
MDR131-1 Te Connectivity Corporation (USA)
231B233CDP2 Ward Leonard Ct Llc (USA)
1901AS5000-101 FN131 L3harris Maritime Power & Energy Solutions, Inc. (USA)
229B3448PC14 Ward Leonard Ct Llc (USA)
Related Parts
5945-00-836-9905INTERCHANGEABLE
RELAY,ROTARY
MDR-4030
5945-01-051-3905INTERCHANGEABLE
RELAY,ROTARY
MDR4107
5945-01-185-5951INTERCHANGEABLE
RELAY,ROTARY
106.416-5
5945-01-245-3053INTERCHANGEABLE
RELAY,ROTARY

Frequently Asked Questions

What is NSN 5945-01-443-2469?

NSN 5945-01-443-2469 is a Relay,rotary, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: active.

What are the part numbers for NSN 5945-01-443-2469?

NSN 5945-01-443-2469 has 4 cross-referenced part numbers: MDR131-1 (Te Connectivity Corporation), 231B233CDP2 (Ward Leonard Ct Llc), 1901AS5000-101 FN131 (L3harris Maritime Power & Energy Solutions, Inc.), 229B3448PC14 (Ward Leonard Ct Llc).

What NSN replaces 5945-01-443-2469?

There are 4 known substitutes for 5945-01-443-2469: 5945-00-836-9905, 5945-01-051-3905, 5945-01-185-5951 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MDR131-1?

Key specifications for MDR131-1: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 2 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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