PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A4780Counter,electrical

Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc · NSN 6680-01-131-2471 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-131-2471 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-131-2471. Primary manufacturer part number: A4780.
Features
  • Counter,electrical — FSC 6680
  • Register Reset Method: TOTAL COUNTER MANUAL SINGLE REGISTER SINGLE TIER
  • Figure Quantity Per Register: 3 SINGLE REGISTER SINGLE TIER
  • Register Function: SUBTRACT SINGLE REGISTER SINGLE TIER
  • Numeral Readout: 000 MINIMUM AND 999 MAXIMUM SINGLE REGISTER SINGLE TIER
  • Numeral Display Method: DRUM
  • Voltage in Volts and Current Type: 28.0 DC
  • Register Quantity: 1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Counter,electrical, cataloged under National Stock Number 6680-01-131-2471, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-131-2471
Primary Part NumberA4780
Item NameCounter,electrical
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerAi-Tek Instruments Llc Dba Ai-Tek Instruments Llc
StatusACTIVE
Register Reset MethodTOTAL COUNTER MANUAL SINGLE REGISTER SINGLE TIER
Figure Quantity Per Register3 SINGLE REGISTER SINGLE TIER
Register FunctionSUBTRACT SINGLE REGISTER SINGLE TIER
Numeral Readout000 MINIMUM AND 999 MAXIMUM SINGLE REGISTER SINGLE TIER
Numeral Display MethodDRUM
Voltage in Volts and Current Type28.0 DC
Register Quantity1
Style DesignatorELECTRICAL CASED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4730-00-266-0542A-4780 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Mueller Brass Co.
5905-00-483-746890J50R INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
4320-00-602-39704780 INTERCHANGEABLE
Valve Unit,discharge
Durabla Mfg Co
5935-00-763-75334780 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5905-00-842-2616 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5120-01-335-0758 INTERCHANGEABLE
Handle,socket Wrench
5330-01-498-52164780 INTERCHANGEABLE
Gasket
Amw Cuyuna Engine Co. Inc Dba Two Stroke International
6515-01-555-788010315 INTERCHANGEABLE
Cartridge,stunner,veterinary
Hantover, Inc.
Cross-Reference Index
Part NumberManufacturer
A4780 Vdo Control Systems Inc (USA)
4780 Vdo Control Systems Inc (USA)
A4780 PRIMARY Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc (USA)
Related Parts
4730-00-266-0542INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
A-4780
5905-00-483-7468INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
90J50R
4320-00-602-3970INTERCHANGEABLE
VALVE UNIT,DISCHARGE
4780
5935-00-763-7533INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
4780
5905-00-842-2616INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5120-01-335-0758INTERCHANGEABLE
HANDLE,SOCKET WRENCH
5330-01-498-5216INTERCHANGEABLE
GASKET
4780
6515-01-555-7880INTERCHANGEABLE
CARTRIDGE,STUNNER,VETERINARY
10315

Frequently Asked Questions

What is NSN 6680-01-131-2471?

NSN 6680-01-131-2471 is a Counter,electrical, manufactured by Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-131-2471?

NSN 6680-01-131-2471 has 3 cross-referenced part numbers: A4780 (Vdo Control Systems Inc), 4780 (Vdo Control Systems Inc), A4780 (Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc).

What NSN replaces 6680-01-131-2471?

There are 8 known substitutes for 6680-01-131-2471: 4730-00-266-0542, 5905-00-483-7468, 4320-00-602-3970 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A4780?

Key specifications for A4780: Register Reset Method: TOTAL COUNTER MANUAL SINGLE REGISTER SINGLE TIER; Figure Quantity Per Register: 3 SINGLE REGISTER SINGLE TIER; Register Function: SUBTRACT SINGLE REGISTER SINGLE TIER; Numeral Readout: 000 MINIMUM AND 999 MAXIMUM SINGLE REGISTER SINGLE TIER. 9 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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