PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MDR4107Relay,rotary

Te Connectivity Corporation · NSN 5945-01-051-3905 · FSC 5945 · No Item Name Available
Verified by PartsTable
NSN 5945-01-051-3905 — this item is cataloged by the U.S. Government under National Stock Number 5945-01-051-3905. Primary manufacturer part number: MDR4107.
Features
  • Relay,rotary — FSC 5945
  • Coil Winding Quantity: 1
  • 13 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 5945-01-051-3905, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5945-01-051-3905
Primary Part NumberMDR4107
Item NameRelay,rotary
FSC / FSG5945 / 59 — No Item Name Available
ManufacturerTe Connectivity Corporation
StatusCANCELLED
Coil Winding Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6210-00-234-2867 INTERCHANGEABLE
Housing,light
5945-00-836-9905MDR-4030 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
5945-01-443-2469 INTERCHANGEABLE
Relay,rotary
Cross-Reference Index
Part NumberManufacturer
303-6078896 REV A ITEM NO. 11 Naval Sea Systems Command (USA)
6962ED2985 PC 3 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
6999ED1293A2 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
6902780 Naval Sea Systems Command (USA)
2100A812-01 Peerless Instrument Co., Inc. (USA)
315-01-001 L-3 Communications Westwood Corporation Dba Nmp Division Div L3 Westwood Corporation (USA)
MDR-131-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10-5316-13 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
5945PL0840710 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1992A26H01 Treadwell Corporation (delaware) Dba Treadwell Corp (USA)
MDR4107 PRIMARY Te Connectivity Corporation (USA)
IC5282-7R14 General Electric Co Outdoor Breaker Business Section (USA)
IC5282-7R14 General Electric Co Switchgear and Control Division of Apparatus Group (USA)
Related Parts
6210-00-234-2867INTERCHANGEABLE
HOUSING,LIGHT
5945-00-836-9905INTERCHANGEABLE
RELAY,ROTARY
MDR-4030
5945-01-185-5951INTERCHANGEABLE
RELAY,ROTARY
106.416-5
5945-01-245-3053INTERCHANGEABLE
RELAY,ROTARY
5945-01-443-2469INTERCHANGEABLE
RELAY,ROTARY

Frequently Asked Questions

What is NSN 5945-01-051-3905?

NSN 5945-01-051-3905 is a Relay,rotary, manufactured by Te Connectivity Corporation, classified under FSC 5945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5945-01-051-3905?

NSN 5945-01-051-3905 has 13 cross-referenced part numbers: 303-6078896 REV A ITEM NO. 11 (Naval Sea Systems Command), 6962ED2985 PC 3 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 6999ED1293A2 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 6902780 (Naval Sea Systems Command), 2100A812-01 (Peerless Instrument Co., Inc.) and 8 more.

What NSN replaces 5945-01-051-3905?

There are 5 known substitutes for 5945-01-051-3905: 6210-00-234-2867, 5945-00-836-9905, 5945-01-185-5951 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MDR4107?

Key specifications for MDR4107: Coil Winding Quantity: 1; Special Features: OPERATING TEMP 0 DEG CELSIUS TO 90 DEG CELSIUS.. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5945-01-051-3905 still in active supply?

NSN 5945-01-051-3905 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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