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AirTAC QDK Rotary Clamp Cylinders

QDK is a 90 degree rotary clamp cylinder for fixture work. Confirm left or right rotation, bore, front-cover style, magnetic option, thread, clamp arm and installation before RFQ.

Request type

AirTAC originalModel matchingChina-source alternative

Start RFQ Send photo / label

QDKRotary Clamp Cylinders

QDK rotary clamp cylinder family reference — Verified product-family reference image.

Ordering code matching

Match each code segment

Send a photo if the code is incomplete

Code format

QDK [L/R] [bore]X5 [S] [U] [PT/G]Published QDK code layout

QDK L 32X5 S UQDK R 40X5 G

①Rotation direction	②Bore (mm)	③Clamp stroke	④Magnetic option	⑤Front cover	⑥Port thread
L left; R right.	20, 25, 32, 40	5 mm	Blank none; S with magnet.	Blank through-hole; U flat.	Blank PT; G G thread.

About QDK

QDK is a fixture rotary-clamp assembly. It rotates 90 degrees on a common horizontal plane before clamping; the L or R code selects the rotation direction. Match the direction, clamp-arm geometry and installation interface as one assembly.

Product matching reference

Compare the photo, drawing, and measurable details first

Identify from the photo

Full QDK code or readable label
QDKL left or QDKR right 90 degree rotation
Bore 20, 25, 32, or 40 mm and 5 mm clamp stroke
U flat or blank through-hole front cover
Magnetic option, port thread, clamp arm, load condition and installed clearance

Drawing reference

QDK rotary clamp cylinder ordering code reference

Open drawing

Confirm QDK left or right 90 degree rotation and the clamp-arm arrangement
Compare bore, front-cover style, magnetic option, port thread, clamp arm, load condition and installed clearance

Key details for matching

Model patterns

QDK
QDKL32X5SU
QDK-R-40X5-G
QDK L 32X5 S U

Reference details

Product type: 90 degree rotary clamp cylinder for fixture work
Published bores: 20, 25, 32, 40 mm
Published rotation and clamp stroke: 90 degrees; 5 mm clamp stroke
Published operating pressure: 0.15–1.0 MPa (22–145 psi)
Published repeat positioning accuracy: ±2 degrees
Reference pages: PDF pages 1–2

Matching Questions

Can QDKL and QDKR be treated as interchangeable?

No. They use opposite 90 degree rotation directions. Confirm the clamp-arm travel and installed fixture clearance before sourcing.

QDK

Include this series in a project RFQ

QDK Add other models, quantities, photos, drawings, or a BOM. One request can cover several product groups.

Request a project quote Send a parts list or BOM

①Rotation direction

②Bore (mm)

③Clamp stroke

④Magnetic option

⑤Front cover

⑥Port thread

L left; R right.

20, 25, 32, 40

5 mm

Blank none; S with magnet.

Blank through-hole; U flat.

Blank PT; G G thread.