IS 2048 Parallel keys and keyways (indigenous)
CurrentLatest edition found. Still confirm amendments with the publisher.
- Edition
- IS 2048 1983 (Second Revision), reaffirmed Aug 2023, 2 amendments
- Publisher
- IS
- Part family
- Shafts, keys & splines
- Reviewed
- 23 October 2026 · source checked
Is IS 2048 still current?
Yes. IS 2048 1983 (Second Revision), reaffirmed Aug 2023, 2 amendments is the latest edition MechAtlas found (MechAtlas review: 23 October 2026). Check the publisher for amendments before you specify it.
What it covers
Parallel keys and keyways (indigenous)
Equivalent and related standards
| Standard | Relationship | Note |
|---|---|---|
| DIN 6885-1 | Similar purpose — not interchangeable without an engineering check |
“Similar” never means interchangeable without an engineering check.
Parts that use IS 2048
- Parallel key and keyway (India (IS), main)
Rectangular steel key in shaft and hub slots that transmits torque.
Parallel key IS 2048, 12 x 8 x 50
1983, reaffirmed 2023.
Official source
MechAtlas does not reproduce standards. Check the official edition at the publisher's page for IS 2048 or the IS store.
Open in MechAtlasCheck a drawing callout
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- ISO 3117 Withdrawn
Tangential keys - ISO 496 Withdrawn
Shaft heights - ISO 773 Withdrawn
Rectangular or square parallel keys and keyways (old) - ISO/TR 775 Withdrawn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 6885-1 Current
Parallel keys and keyways - DIN 743-1..4 Current
Shaft and axle load capacity - DIN 748-1 Current
Cylindrical shaft ends - IS 3665 Current
Involute splines (indigenous) - ISO 14 Current
Straight-sided splines - ISO 4156-1 Current
Involute splines, metric, side fit