IS 3681 Gears - cylindrical gears - accuracies
CurrentLatest edition found. Still confirm amendments with the publisher.
- Edition
- IS 3681:1995 (reaffirmed 2021)
- Publisher
- IS
- Part family
- Gears & gearboxes
- Reviewed
- 27 October 2026 · source checked
Is IS 3681 still current?
Yes. IS 3681:1995 (reaffirmed 2021) is the latest edition MechAtlas found (MechAtlas review: 27 October 2026). Check the publisher for amendments before you specify it.
What it covers
Indian accuracy standard for cylindrical gears.
Parts that use IS 3681
- Spur and helical gear (accuracy and rating) (India (IS), main)
Toothed wheel with straight or helical involute teeth used in gearboxes; standards set accuracy grade and load capacity.
Cylindrical gear accuracies, 1995.
Official source
MechAtlas does not reproduce standards. Check the official edition at the publisher's page for IS 3681 or the IS store.
Open in MechAtlasCheck a drawing callout
Other gears & gearboxes standards
- DIN 3961 Replaced
Tolerances for cylindrical gear teeth - bases - DIN 3962-1 Replaced
Tolerances for cylindrical gear teeth - individual deviations - ANSI/AGMA 2015-1-A01 Withdrawn
Accuracy classification system - tangential measurements for cylindrical gears - ANSI/AGMA 2001-D04 / 2101-D04 Changing
Gear rating, inch / metric - ISO 17485 Changing
Bevel gear accuracy - ANSI/AGMA 1010-F14 Current
Gear tooth wear and failure appearance - ANSI/AGMA 9005-F16 Current
Industrial gear lubrication - ANSI/AGMA ISO 1328-1-B14 Current
Cylindrical gears - ISO flank tolerance classification, part 1 (AGMA edition) - DIN ISO 1328-1 Current
Cylindrical gears - ISO flank tolerance classification, part 1 (ISO 1328-1:2013) - IS 4460 Current
Gears - spur and helical gears - calculation of load capacity - ISO 10300-1..3 Current
Bevel gear load capacity - ISO 1328-1 Current
Flank tolerance classification