Lab Glassware · Tubes & Accessories

Adapters & Still Heads (Interchangeable Joints)

27 variants and 146 sizes listed below with dimensions, joint sizes and tolerances, as per the manufacturer's current catalogue. Borosilicate 3.3 glass, supplied with COA on request. Prices are by quotation — tell us the sizes and quantities you need.

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Enlarging Connecting Adapters Reduction Connecting Adapters Receiver Bent Adapter with Vacuum Connection Multiple Adapter — With Two Parallel Necks Multiple Adapter — With Two Necks Multiple Adapter — With Three Necks Swan Neck Adapter Adapter Cone / Rubber Tubing Adapter Cone - Flexible Tubing Adapter Receiver — Straight Socket To Rubber Adapter Receiver — Straight With Vacuum Adapter Receiver — Bent With Vent Adapter Cones Screw Thread Slopping Plane Still Head Adapter Receiver — Multiple Connectivity Adapter Receiver — Plain Bent Adapter Recovery Bent — With Sloping End Adapter Recovery — Bent Vertical Claisen Head Sloping Adapter Receiver — Plain Vertical Splash Head — Vertical, Pear Shape Splash Head Sloping — Pear Shape Steam Distillation Heads Adaptor — Straight cone with stopcock Adaptor — Straight Socket With Stopcock Adaptor — Bent Cone With Stopcock Adaptor — Bent Socket With Stopcock

Enlarging Connecting Adapters

These joints are made to the same precision as all the manufacturer ground joints

Socket Joint Size	Cone Joint Size
19 / 26	14 / 23
24 / 29	14 / 23
24 / 29	19 / 26
29 / 32	19 / 26
29 / 32	24 / 29
34 / 35	19 / 26
34 / 35	24 / 29
34 / 35	29 / 32

Reduction Connecting Adapters

changeable joint at the base
These joints are made to the same precision as all the manufacturer ground joints.

Socket Joint Size	Cone Joint Size
29 / 32	34 / 35
14 / 23	19 / 26
14 /23	24 / 29
19 / 26	29 / 32
19 / 26	34 / 35
24 / 29	29 / 32
24 / 29	34 / 35
29 / 32	40 / 38
19 /26	24 / 29

Receiver Bent Adapter with Vacuum Connection

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
19 / 26	19 / 26
19 / 26	24 / 29
24 / 29	24 / 29
24 / 29	29 / 32
29 / 32	29 / 32

Multiple Adapter

With Two Parallel Necks

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
19 / 26	19 / 26
19 / 26	24 / 29
24 / 29	24 / 29
19 / 26	34 / 35
29 / 32	29 / 32

Multiple Adapter

With Two Necks

Socket Joint Size	Cone Joint Size
19 / 26	19 / 26
19 / 26	24 / 29
19 / 26	34 / 35

Multiple Adapter

With Three Necks

Socket Joint Size	Cone Joint Size
19 / 26	24 / 29
19 / 26	29 / 32
19 / 26	34 / 35
19 / 26	45 / 40

Swan Neck Adapter

Socket Joint Size	Cone Joint Size
19 / 26	19 / 26
19 / 26	24 / 29
24 / 29	24 / 29
24 / 29	34 / 35

Adapter Cone / Rubber Tubing

Socket Joint Size
10 / 19
14 / 23
19 / 26
24 / 29
29 / 32

Adapter Cone - Flexible Tubing

Socket Joint Size
14 / 23
19 / 26
24 / 29
29 / 32
10 / 19
14 / 23
19 / 26
24 / 29
29 / 32

Adapter Receiver

Straight Socket To Rubber

Socket Joint Size
14 / 23
19 / 26
24 / 29
34 / 35

Adapter Receiver

Straight With Vacuum

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
14 / 23	19 / 26
14 / 23	24 / 29
19 / 26	19 / 26
19 / 26	24 / 29
24 / 29	24 / 29
24 / 29	29 / 32

Adapter Receiver

Bent With Vent

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
19 /26	19 / 26
19 / 26	24 / 29
24 / 29	24 / 29
29 /32	29 / 32

Adapter Cones Screw Thread

Socket Joint Size
14 / 23
19 / 26
24 / 29
29 / 32

Slopping Plane Still Head

Flask Cone	Cond. Cone	Socket
10 / 19	10 / 19	10 / 19
14 / 23	14 / 23	14 / 23
19 / 26	19 / 26	14 / 23
19 / 26	19 / 26	19 / 26
24 / 29	19 / 26	14 / 23
24 / 29	24 / 29	19 / 26
29 / 32	19 / 26	14 / 23
29 / 32	29 / 32	14 / 23
34 / 35	19 / 26	14 / 23
34 / 35	24 / 29	14 / 23
34 / 35	34 / 35	14 / 23

Adapter Receiver

Multiple Connectivity

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
14 / 23	19 / 26
19 / 26	19 / 26

Adapter Receiver

Plain Bent

Socket Joint Size	Cone Joint Size
19 / 26	19 / 26
19 / 26	24 / 29
24 / 29	24 / 29
29 / 32	29 / 32

Adapter Recovery Bent

With Sloping End

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
24 / 29	14 / 23
19 / 26	19 / 26
24 / 29	19 / 26
29 / 32	19 / 26
34 / 35	19 / 26
24 / 29	24 / 29
34 / 35	24 / 29
34 / 35	34 / 35

Adapter Recovery

Bent Vertical

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
19 / 26	19 / 26
24 / 29	14 / 23
24 / 29	24 / 29
29 / 32	29 / 32

Claisen Head Sloping

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
19 / 26	19 / 26
24 / 29	19 / 26
24 / 29	24 / 29
29 / 32	29 / 32
34 / 35	24 / 29

Adapter Receiver

Plain Vertical

Socket Joint Size	Cone Joint Size
14 / 23	14 / 23
19 / 26	24 / 29
24 / 29	29 / 32

Splash Head

Vertical, Pear Shape

Socket Joint Size	Cone Joint Size
19 / 26	19 / 26
24 / 29	19 / 26
24 / 29	24 / 29
29 / 32	29 / 32

Splash Head Sloping

Pear Shape

Socket Joint Size	Cone Joint Size
19 / 26	19 / 26
24 / 29	19 / 26
24 / 29	24 / 29
29 / 32	29 / 32

Steam Distillation Heads

Socket Joint Size	Cone Joint Size
24 / 29	19 / 26
34 / 35	19 / 26
34 /35	24 / 29

Adaptor

Straight cone with stopcock

Cone Joint Size	Stopcock Bore (mm)
14 / 23	2
19 / 26	2
24 / 29	2
29 / 32	2
34 / 35	2

Adaptor

Straight Socket With Stopcock

Cone Joint Size	Stopcock Bore (mm)
14 / 23	2
19 / 26	2
24 / 29	2
29 / 32	2
34 / 35	2

Adaptor

Bent Cone With Stopcock

Cone Joint Size	Stopcock Bore (mm)
14 / 23	2
19 / 26	2
24 / 29	2
29 / 32	2
34 / 35	2

Adaptor

Bent Socket With Stopcock

Cone Joint Size	Stopcock Bore (mm)
14 / 23	2
19 / 26	2
24 / 29	2
29 / 32	2
34 / 35	2

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