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Further information about PTO driveshaft specifications and safety may be obtained from your ADMA PTO driveshaft supplier and the following ASABE Standards and Engineering Practices:


ASAE S205

Power Take-Off Definitions and Terminology for Agricultural Tractors

ASAE S207

Operating Requirements for Tractors and Power Take-Off Driven Implements

ASAE S217 (ISO 730-1)

Three-Point Free-Link Attachment for Hitching Implements to Agricultural Wheel Tractors

ASAE S318

Safety for Agricultural Equipment

ASAE S331

Implement Power Take-Off Driveline Specifications

ASAE EP363

Technical Publications for Agricultural Equipment

ASAE S370

2000-RPM Power Take-Off for Lawn and Garden Ride-On Tractors

ASAE S431

2000-RPM Front and Mid PTO for Lawn and Garden Ride-on Tractors

ASAE S440

Safety for Powered Lawn and Garden Equipment

ASAE S493

Guarding for Agricultural Equipment

ASABE AD500-1

Agricultural tractor — Rear-mounted power take-off types 1, 2 and 3

Part 1: General specifications, safety requirements, dimensions for master shield and clearance zone

ASABE/ISO 500-2

Agricultural tractors — Rear-mounted power take-off types 1, 2 and 3

Part 2: Narrow-track tractors, dimensions for master shield and clearance zone

ASABE/ISO 500-3

Agricultural tractors — Rear-mounted power take-off types 1, 2 and 3

Part 3: Main PTO dimensions and spline dimensions, location of PTO

ASAE S522/ISO 5674

Guards for Power Take-Off Driveshafts- Strength and Wear Tests andAcceptance Criteria

ASABE S604

Safety for Power Take-off (PTO), Implement Input Driveline (IID), Implement

Input Connection (IIC), and Auxiliary Power Take-off (aux. PTO) for Agricultural Field Equipment

ASABE/ISO 3767-1

Tractors, machinery for agriculture and forestry, powered lawn and garden equipment – Symbols for operator controls and other displays

Part 1: Common symbols

ASABE/ISO 3767-2

Tractors, machinery for agriculture and forestry, powered lawn and garden equipment — Symbols for operator controls and other displays

Part 2: Symbols for agricultural tractors and machinery

ASABE AD6489-3 Agricultural vehicles

Mechanical connections between towed and towing vehicles

Part 3: Tractor drawbar

ASABE AD8759-1 Agricultural wheeled tractors

Front-mounted equipment

Part 1: Power take-off and three-point linkage

ASABE AD8759-2 Agricultural wheeled tractors

Front-mounted equipment

Part 2: Stationary equipment connection

ASABE AD11684

Tractors, machinery for agriculture and forestry, powered lawn and garden equipment - Safety signs and hazard pictorials - General principles

Other standards may apply for particular types of implements.

Standards may be found at www.asabe.org

Members List

  Bondioli & Pavesi, Inc
Comer Industries
G&G Manufacturing Company
GKN Walterscheid, Inc.
Neapco Components, LLC
      Weasler Engineering,
     Inc.
Benzi America, Inc.