DIN 3961 Tolerances for cylindrical gear teeth - bases
ReplacedNo longer current. Use the replacement shown.
- Edition
- DIN 3961:1978-08
- Publisher
- DIN
- Part family
- Gears & gearboxes
- Reviewed
- 27 October 2026 · source checked
- Use instead
- DIN ISO 1328-1
Is DIN 3961 still current?
No, it has been replaced. DIN 3961 has been replaced by DIN ISO 1328-1 (MechAtlas review: 27 October 2026). Use the replacement for new work, and check differences before interchanging parts.
What it covers
Old German gear accuracy basis (DIN quality).
Parts that use DIN 3961
- Spur and helical gear (accuracy and rating) (Germany (DIN), old)
Toothed wheel with straight or helical involute teeth used in gearboxes; standards set accuracy grade and load capacity.
Withdrawn, replaced by DIN ISO 1328-1.
Official source
MechAtlas does not reproduce standards. Check the official edition at the publisher's page for DIN 3961 or the DIN store.
Open in MechAtlasCheck a drawing callout
Other gears & gearboxes standards
- 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Tolerances for cylindrical gear teeth - individual deviations - ANSI/AGMA 2015-1-A01 Withdrawn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 3681 Current
Gears - cylindrical gears - accuracies - 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