Joints, Screwthread
Product Code : JA-SDAJ-1671
Joints, Screwthread (product code JA-SDAJ-1671) are glass tubes with a moulded screw thread at one end and a 110 mm plain shank for a glassblower to fuse into apparatus. A screwthread joint creates a threaded port that takes a screw cap, so tubes, thermometers or probes can be sealed into the apparatus or the port simply closed. Seven thread sizes are listed, from 13 to 32, each with a stated minimum bore.
Specifications
The screwthread joints are listed by thread size, shank length and minimum bore. All have a 110 mm shank; the minimum bore rises from 7.5 mm on the size 13 and 14 threads to 26.0 mm on the size 32 thread.
| Product | Joints, Screwthread |
| SKU / Product code | JA-SDAJ-1671 |
| Type | Screwthread joint |
| Shank length | 110 mm |
| Thread 13 | Minimum bore 7.5 mm |
| Thread 14 | Minimum bore 7.5 mm |
| Thread 18 | Minimum bore 10.5 mm |
| Thread 24 | Minimum bore 15.5 mm |
| Thread 25 | Minimum bore 20.0 mm |
| Thread 28 | Minimum bore 19.7 mm |
| Thread 32 | Minimum bore 26.0 mm |
Applications of the screwthread joint
Screwthread joints are used to add threaded ports to glass apparatus, where a screw cap and seal will hold an inserted item or close the opening.
- Adding thermometer or probe ports to reaction vessels
- Making threaded inlets and outlets on custom apparatus
- Repairing threaded glassware by replacing a broken thread
- Glassblowing workshops in universities and research institutes
Scope of supply
The listing covers screwthread joints in the thread sizes and quantities you order. Caps, washers, accessories, spares and quantities are confirmed on the quotation.
Packing, MOQ and lead time
MOQ, lead time and packing are confirmed on each quotation for quantity and destination. JaincoLab supplies glassblowing workshops, single laboratories, bulk orders for institutes, and export orders to Africa, the Middle East and South and South-East Asia.
Frequently asked questions
Which thread sizes are listed?
13, 14, 18, 24, 25, 28 and 32, all with a 110 mm shank.
What is the minimum bore?
It ranges from 7.5 mm on sizes 13 and 14 to 26.0 mm on size 32, as shown in the table.
What closes the threaded port?
A screw cap of the matching thread, with a washer or seal as needed. Caps and PTFE washers are listed in the Screw Caps, Stoppers and Stopcocks category.
What should a quotation request include?
Send the product code JA-SDAJ-1671, the thread sizes and quantity of each, and the delivery destination.
Related products
Other joints and fittings in the same category:
See the full Screwthreads, Discs and Joints category, part of the range from JaincoLab, a laboratory glassware manufacturer in India.
Request a quote
To order Joints, Screwthread, send the thread sizes, quantities and delivery destination through the JaincoLab contact page or email [email protected].
