PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55-45Motor-Tachometer Generator

Arc Systems Inc · NSN 6105-00-790-0371 · FSC 6105 · No Item Name Available
Verified by PartsTable
NSN 6105-00-790-0371 — this item is cataloged by the U.S. Government under National Stock Number 6105-00-790-0371. Primary manufacturer part number: 55-45.
Features
  • Motor-Tachometer Generator — FSC 6105
  • 13 verified cross-references
  • Primary manufacturer: Arc Systems Inc
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Motor-Tachometer Generator, cataloged under National Stock Number 6105-00-790-0371, is classified within Federal Supply Class 6105 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Arc Systems Inc. This item has 13 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Catalog Facts
Item NameMotor-Tachometer Generator
FSC / FSG6105 — No Item Name Available (FSG 61)
ManufacturersArc Systems Inc (CAGE 67245); Kearfott Corporation Div Guidance and Navigation Division (CAGE 88818); Island Components Group Inc (CAGE 40968); Neotech, Inc. (CAGE 62700); Ametek Technical & Industrial Products, Inc. Dba Tachtronic Instruments Division Div Ametek Technical and Industrial Products, Inc. (CAGE 14404)
Successor NSN6105-00-896-9837 — No Item Name Available
Technical Specifications
ParameterValue
NSN6105-00-790-0371
Primary Part Number55-45
Item NameMotor-Tachometer Generator
FSC / FSG6105 / 61 — No Item Name Available
ManufacturerArc Systems Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 8
No Item Name Available
5960-00-188-0977 INTERCHANGEABLE
Electron Tube
5930-00-201-33985545 INTERCHANGEABLE
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6625-00-495-24385-825 INTERCHANGEABLE
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Bird Electronic Corporation Div Bird Electronic Corp
4820-01-120-10525545-00 INTERCHANGEABLE
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Pentair Filtration Solutions, Llc
7025-01-422-01295545 INTERCHANGEABLE
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U S Dept of Transportation Federal Aviation Administration
5810-01-569-38285545 INTERCHANGEABLE
Decoder,audio-Video
Linear Corp
2930-01-618-2459400596 INTERCHANGEABLE
Radiator,engine Coolant
Hydrema U.s., Inc. Dba Hydrema Us Inc
Cross-Reference Index
Part NumberManufacturer
55-45 PRIMARY Arc Systems Inc (USA)
R809-25B Kearfott Corporation Div Guidance and Navigation Division (USA)
IGB-004 PRIMARY Island Components Group Inc (USA)
N-250231 Neotech, Inc. (USA)
11TGSM863 Ametek Technical & Industrial Products, Inc. Dba Tachtronic Instruments Division Div Ametek Technical and Industrial Products, Inc. (USA)
11G4G-AA1-C1 PRIMARY General Dynamics Motion Control Llc (USA)
11G4G-AA1-C1 Vernitron Corp (USA)
717410-5REVA Raytheon Company Dba Raytheon (USA)
R809-25B PRIMARY Kearfott Corp Div Kearfott Corporation (USA)
MG-65 Dymanetics Inc (USA)
414951-1 Raytheon Company Dba Raytheon (USA)
400590 Viking Technologies, Ltd. (USA)
717410-5REVA Raytheon Company Div Rmd Strategic (USA)
Related Parts
6105-00-896-9837SUCCESSOR
NO ITEM NAME AVAILABLE
5960-00-188-0977INTERCHANGEABLE
ELECTRON TUBE
5930-00-201-3398INTERCHANGEABLE
SWITCH,ROTARY
5545
6625-00-495-2438INTERCHANGEABLE
TIME SIGNAL SET
5-825
4820-01-120-1052INTERCHANGEABLE
VALVE,CHECK
5545-00
7025-01-422-0129INTERCHANGEABLE
PRINTER,AUTOMATIC DATA PROCESSIN
5545
5810-01-569-3828INTERCHANGEABLE
DECODER,AUDIO-VIDEO
5545
2930-01-618-2459INTERCHANGEABLE
RADIATOR,ENGINE COOLANT
400596

Frequently Asked Questions

What is NSN 6105-00-790-0371?

NSN 6105-00-790-0371 is a Motor-Tachometer Generator, manufactured by Arc Systems Inc, classified under FSC 6105 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6105-00-790-0371?

NSN 6105-00-790-0371 has 13 cross-referenced part numbers: 55-45 (Arc Systems Inc), R809-25B (Kearfott Corporation Div Guidance and Navigation Division), IGB-004 (Island Components Group Inc), N-250231 (Neotech, Inc.), 11TGSM863 (Ametek Technical & Industrial Products, Inc. Dba Tachtronic Instruments Division Div Ametek Technical and Industrial Products, Inc.) and 8 more.

What NSN replaces 6105-00-790-0371?

There are 8 known substitutes for 6105-00-790-0371: 6105-00-896-9837, 5960-00-188-0977, 5930-00-201-3398 and 5 more. Verify interchangeability with system specifications before substitution.

Is NSN 6105-00-790-0371 still in active supply?

NSN 6105-00-790-0371 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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