Please note, we are experiencing intermittent issues on the platform which we are investigating. You may experience issues with submitting comments. If you do encounter issues, please resubmit your comment. Please accept our apologies for any inconvenience caused

We use cookies to give you the best experience and to help improve our website

Find out what cookies we use and how to disable them

MCE/5 - Gears and shafts for machinery and accessories

Sector: Manufacturing

Categories: Character symbols | Motors | Petroleum and natural gas industries equipment. Other | Wind turbine energy systems | Manufacturing forming processes | Noise. Machines and equipment | Couplings | Plugs, socket-outlets, couplers | Mechanical systems and components | Chain drives. Components | Processing equipment | Electric traction equipment | Machines. Boring and milling | Keys and keyways, splines | Graphical symbols for use on mechanical engineering and construction drawings, diagrams, plans, maps and in relevant technical product documentation | Shafts | Shafts and couplings | Cutting tools. other | Gears | Marine engines. Propulsion systems | Shipbuilding. Materials and components

Overview: Under the direction of the Standards Policy and Strategy Committee, is responsible for the UK input into the work of ISO/TC 14 Shafts for machinery and accessories and ISO/TC 60 Gears

Committee standards activity

In Progress (12)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TR 6336-502 Calculation of spur and helical gears — Part 502: Strength and quality of Austempered Ductile Iron (ADI)

Categories: Unclassified documents

Drafting begins : 2025-12-02 		Drafting
PD ISO/TR 6336-501 Calculation of load capacity of spur and helical gears — Part 501: Strength and quality of Ductile Iron (DI)

Categories: Unclassified documents

Drafting begins : 2025-10-21 		Drafting
PD ISO/TR 23509-2 Bevel and hypoid gear geometry. Part 2: Sample calculations

Categories: Unclassified documents

Drafting begins : 2025-12-24 		Drafting
PD ISO/TR 19041 ISO rating system for bevel and hypoid gears -- Sample calculations

Categories: Gears

Comment resolution begins : 2015-10-09 		Comment resolution
PD ISO/TR 18792 Lubrication of industrial gear drives

Categories: Unclassified documents

Drafting begins : 2025-12-22 		Drafting
PD ISO/TR 10064-2 Code of inspection practice. Part 2: Inspection related to radial composite deviations, runout, tooth thickness and backlash

Categories: Gears

Drafting begins : 2023-05-05 		Drafting
ISO/TC 60 N 1196, ISO/PWI 21771-2 - Cylindrical involute gears and gear pairs - Part 2: Calculation and Measurement of Tooth Thickness and Backlash

Categories: Standardization. General rules | Engineering | Mechanical systems and components | Gears

Proposal begins : 2021-04-09 		Proposal
BS ISO 7125 Cylindrical worm gears — ISO system of flank tolerance classification

Categories: Unclassified documents

Drafting begins : 2025-11-08 		Drafting
BS ISO 21771-2 Cylindrical involute gears and gear pairs —. Part 2: Calculation and measurement of tooth thickness and backlash

Categories: Gears

Approval begins : 2025-07-04 		Approval
BS ISO 21771-1 BS ISO 21771-1 Cylindrical involute gears and gear pairs. Part 1: Concepts and geometry

Categories: Unclassified documents

Drafting begins : 2025-06-24 		Drafting
Published (47)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 6336-22:2018 Calculation of load capacity of spur and helical gears. Calculation of micropitting load capacity

Categories: Gears

Published standard begins : 2018-08-31 		Published standard
PD ISO/TS 6336-21:2022 Calculation of load capacity of spur and helical gears. Part 21: Calculation of scuffing load capacity — Integral temperature method

Categories: Gears

Published standard begins : 2022-08-31 		Published standard
PD ISO/TS 6336-20:2022 Calculation of load capacity of spur and helical gears. Calculation of scuffing load capacity. Flash temperature method

Categories: Gears

Published standard begins : 2022-09-01 		Published standard
PD ISO/TS 14521:2020 Gears. Calculation of load capacity of worm gears

Categories: Gears

Published standard begins : 2020-05-14 		Published standard
PD ISO/TS 10300-20:2021 Calculation of load capacity of bevel gears. Calculation of scuffing load capacity. Flash temperature method

Categories: Gears

Published standard begins : 2021-04-20 		Published standard
PD ISO/TR 6336-31:2018 Calculation of load capacity of spur and helical gears. Calculation examples of micropitting load capacity

Categories: Gears

Published standard begins : 2018-09-27 		Published standard
PD ISO/TR 6336-30:2022 Calculation of load capacity of spur and helical gears. Calculation examples for the application of ISO 6336 parts 1,2,3,5

Categories: Gears

Published standard begins : 2022-12-19 		Published standard
PD ISO/TR 22849:2011 Design recommendations for bevel gears

Categories: Gears

Published standard begins : 2011-05-18 		Published standard
PD ISO/TR 18792:2008 Lubrication of industrial gear drives

Categories: Gears

Published standard begins : 2013-10-08 		Published standard
PD ISO/TR 10300-32:2021 Calculation of load capacity of bevel gears. ISO rating system for bevel and hypoid gears. Sample calculation for scuffing load capacity

Categories: Gears

Published standard begins : 2021-04-22 		Published standard
Withdrawn (38)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 6336-4:2019 Calculation of load capacity of spur and helical gears. Calculation of tooth flank fracture load capacity

Categories: Gears

Withdrawn begins : 2019-08-23 		Withdrawn
PD ISO/TS 6336-21:2017 Calculation of load capacity of spur and helical gears. Part 21: Calculation of scuffing load capacity (also applicable to bevel and hypoid gears) — Integral temperature method

Categories: Gears

Withdrawn begins : 2022-08-31 		Withdrawn
PD ISO/TS 6336-20:2017 Calculation of load capacity of spur and helical gears. Calculation of scuffing load capacity (also applicable to bevel and hypoid gears) -- Flash temperature method

Categories: Gears

Withdrawn begins : 2022-09-01 		Withdrawn
PD ISO/TR 6336-30:2017 Calculation of load capacity of spur and helical gears. Part 30: Calculation examples for the application of ISO 6336 parts 1,2,3,5

Categories: Gears

Withdrawn begins : 2022-12-19 		Withdrawn
PD ISO/TR 15144-2:2014 Calculation of micro-pitting load capacity of cylindrical spur and helical gears. Examples of calculation for micropitting

Categories: Gears

Withdrawn begins : 2015-09-15 		Withdrawn
PD ISO/TR 15144-1:2014 Calculation of micropitting load capacity of cylindrical spur and helical gears. Introduction and basic principles

Categories: Gears

Withdrawn begins : 2018-08-31 		Withdrawn
PD ISO/TR 15144-1:2010 Calculation of micro-pitting load capacity of cylindrical spur and helical gears. Introduction and basic principles

Categories: Gears

Withdrawn begins : 2014-09-03 		Withdrawn
PD ISO/TR 14521:2010 Gears. Calculation of load capacity of wormgears

Categories: Gears

Withdrawn begins : 2020-05-14 		Withdrawn
PD ISO/TR 10828:2015 Worm gears. Worm profiles and gear mesh geometry

Categories: Gears

Withdrawn begins : 2024-04-26 		Withdrawn
PD ISO/TR 10300-30:2017 Calculation of load capacity of bevel gears. ISO rating system for bevel and hypoid gears. Sample calculations

Categories: Gears

Withdrawn begins : 2024-10-03 		Withdrawn