Rubber Stopper Manufacturer,Supplier and Exporter in India
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Product Code : EL-CL-11701
Jlab Export is a leading Rubber Stopper Manufacturer,and suppliers in India
Rubber Stopper (code EL-CL-11701) is the Hole No. 6 size, model JL 140/40.4, measuring 24.5 mm at the top, 20.0 mm at the bottom and 24.0 mm in height. It is one of the two widest sizes in the series. JLab manufactures it in chemical-resistant rubber at Ambala, India.
Specifications
| Parameter | Detail |
|---|---|
| Model No. | JL 140/40.4 |
| Size | Hole No. 6 |
| Top diameter | 24.5 mm |
| Bottom diameter | 20.0 mm |
| Height | 24.0 mm |
| Material | Rubber, chemical resistant |
| Quality check | Each rubber stopper is visually inspected before dispatch |
| Pack quantity | Each (sold individually) |
| Minimum order quantity | 50 units |
| Dispatch time | Usually 3–5 working days |
| Product code | EL-CL-11701 |
| Manufacturer | Jain Laboratory Instruments Pvt Ltd (JLab) — OEM |
| Country of origin | India (made in Ambala, Haryana) |
No. 6 or No. 7?
Both share the 20.0 mm narrow end, but the No. 6 is shorter and stops at 24.5 mm across, so it is the one to pick when the opening is narrower than that. If the top of the No. 6 passes into the neck, the No. 7 is needed.
Other Neighbouring Sizes
- Rubber Stopper — No. 6 dimensions, solid with no hole.
- Rubber Stopper — No. 6 dimensions with two holes.
- Rubber Stopper — Hole No. 7, one size up, with two holes.
Browse Chemistry Lab for nearby sizes or Chemistry Lab Equipment for flasks and tubes.
Request a Quote
Order with Add To Cart, or use the contact page to send the number of No. 6 stoppers required and the delivery location.
Last updated: 25 October 2026
