DIN 6885-1 Parallel keys and keyways

Is DIN 6885-1 still current?

Yes. DIN 6885-1 2021-11 is the latest edition MechAtlas found (MechAtlas review: 23 October 2026). Check the publisher for amendments before you specify it.

What it covers

Reference for parallel keys and corresponding keyways.

2021-11 is a corrected reissue of 2021-06, which replaced the 1968 edition.

Edition research: 1968, still used

Material

Steel

Typical application

General machinery

What you specify

Shaft diameter; key width; height; length

Watch out

Check keyway geometry and torque capacity separately.

Equivalent and related standards

“Similar” never means interchangeable without an engineering check.

Parts that use DIN 6885-1

• Parallel key and keyway (Germany (DIN), main)
  Rectangular steel key in shaft and hub slots that transmits torque.
  Parallel key DIN 6885 - A 12 x 8 x 50
  High type keys and keyways; 2021-11.

Official source

MechAtlas does not reproduce standards. Check the official edition at the publisher's page for DIN 6885-1 or the DIN store.

Other shafts, keys & splines standards

• ISO 3117 Withdrawn
  Tangential keys
• ISO 496 Withdrawn
  Shaft heights
• ISO 773 Withdrawn
  Rectangular or square parallel keys and keyways (old)
• ISO/TR 775 Withdrawn
  Cylindrical and 1:10 conical shaft ends
• ASME B17.1 Current
  Keys and keyseats (inch)
• DIN 332-1/-2 Current
  Centre holes, incl. threaded type DR
• DIN 743-1..4 Current
  Shaft and axle load capacity
• DIN 748-1 Current
  Cylindrical shaft ends
• IS 2048 Current
  Parallel keys and keyways (indigenous)
• IS 3665 Current
  Involute splines (indigenous)
• ISO 14 Current
  Straight-sided splines
• ISO 4156-1 Current
  Involute splines, metric, side fit

All Shafts, keys & splines standards →