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Sleeves with ribs, PTFE

For use with ground glass joints. Suitable for vacuums up to 0.1mbar. Reusable and long lasting. The sealing ribs grip on the inside wall of the glass socket, sealing without the need for grease and enabling the cone to be freed easily when required.
Temperature resistance:-200 ... 250 °C
Sleeves with ribs, PTFE


Sleeves with ribs, PTFE
 Ground sizePK
 NS7/16Prod.No.9.011 6511
 NS10/19Prod.No.9.011 6521
NS12/21Prod.No.9.011 6531
 NS14/23Prod.No.9.011 6551
 NS19/26Prod.No.9.011 6561
 NS24/29Prod.No.9.011 6571
 NS29/32Prod.No.9.011 6581
 NS34/35Prod.No.9.011 6591
 NS45/40Prod.No.9.011 6601
 NS60/46Prod.No.9.011 6611
 NS71/51Prod.No.9.011 6621
 NS14/23Prod.No.4.667 51910
 NS19/26Prod.No.4.667 52010
 NS24/29Prod.No.4.667 52110
 NS29/32Prod.No.4.667 52210
 NS45/40Prod.No.4.667 5235
Suitable for:
Adapter for thermometer, borosilicate glass 3.3ISOLAB Laborgeräte GmbH
Adapter for tubing, borosilicate glass 3.3, angled (90°), with stopcockISOLAB Laborgeräte GmbH
Adapter for tubing, borosilicate glass 3.3, angled (90°), without stopcockISOLAB Laborgeräte GmbH
Adapter for tubing, borosilicate glass 3.3, straight, with stopcockISOLAB Laborgeräte GmbH
Adapters, angled (90°), with stopcockLenz-Laborglas GmbH & Co. KG
Adapters, angled (90°), without stopcockLenz-Laborglas GmbH & Co. KG
Adapters, straight, with NS stopcockLenz-Laborglas GmbH & Co. KG
Adapters, straight, without stopcockLenz-Laborglas GmbH & Co. KG
Air condensers without jacket, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Ball members, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Coil condensers, DURAN® tubing, with glass olivesLenz-Laborglas GmbH & Co. KG
Coil condensers, DURAN® tubing, with plastic olivesLenz-Laborglas GmbH & Co. KG
Columns acc. to Hempel, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Condensers acc. to Allihn for extractors, DURAN® tubing, with glass olivesLenz-Laborglas GmbH & Co. KG
Condensers acc. to Allihn for extractors, DURAN® tubing, with plastic olivesLenz-Laborglas GmbH & Co. KG
Condensers acc. to Allihn with GL threads, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Condensers acc. to Dimroth for extractors, with PP olives, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Condensers acc. to Dimroth, with GL threads, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Condensers acc. to Liebig, DURAN® tubing, with glass olivesLenz-Laborglas GmbH & Co. KG
Condensers acc. to Liebig, DURAN® tubing, with plastic olivesLenz-Laborglas GmbH & Co. KG
Condensers, ground glass joint, Allihn, borosilicate glass 3.3ISOLAB Laborgeräte GmbH
Condensers, ground glass joint, Dimroth, borosilicate glass 3.3, PP-oliveISOLAB Laborgeräte GmbH
Condensers, ground glass joint, Liebig, borosilicate glass 3.3, with glass olivesISOLAB Laborgeräte GmbH
Condensers, ground glass joint, Liebig, borosilicate glass 3.3, with PP olivesISOLAB Laborgeräte GmbH
Cones with NS joint, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Delivery adapters, bent, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Distilling heads acc. to Claisen, sloping, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Distilling heads, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Distilling link, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Distilling links acc. to Claisen with vacuum receiver adapter, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Distilling links acc. to Claisen, with olive, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Distilling links with Liebig condenser and vacuum receiver adapter, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Dropping funnels, cylindrical, with pressure equalizing tube, borosilicate glass 3.3, with glass keyLenz-Laborglas GmbH & Co. KG
Dropping funnels, cylindrical, with pressure equalizing tube, borosilicate glass 3.3, with PTFE keyLenz-Laborglas GmbH & Co. KG
Dropping funnels, cylindrical, with pressure equalizing tube, Borosilicate glass 3.3ISOLAB Laborgeräte GmbH
Dropping funnels, cylindrical, without pressure equalizing tube, Borosilicate glass 3.3ISOLAB Laborgeräte GmbH
Drying tubes, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Drying tubes, U-shaped, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Drying tubes, U-shaped, DURAN® tubing, with interchangeable ground joint stopcocksLenz-Laborglas GmbH & Co. KG
Expansion adapters, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Gas inlet tubes, bent, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Multiple adapter, 2-neck, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Multiple Adapters, 2 necks, borosilicate glass 3.3ISOLAB Laborgeräte GmbH
Receiver adapters, with olives, DURAN® tubing, bent 105°Lenz-Laborglas GmbH & Co. KG
Receiver adapters, with olives, DURAN® tubing, straightLenz-Laborglas GmbH & Co. KG
Socket members, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Sockets with NS joint, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Soxhlet extractors, without stopcockISOLAB Laborgeräte GmbH
Spiral condensers, borosilicate glass 3.3, with glass oliveISOLAB Laborgeräte GmbH
Spiral condensers, borosilicate glass 3.3, with PP oliveISOLAB Laborgeräte GmbH
Spiral condensers, DURAN® tubing, with glass olivesLenz-Laborglas GmbH & Co. KG
Spiral condensers, DURAN® tubing, with PP olivesLenz-Laborglas GmbH & Co. KG
Splash head adapter, borosilicate glass 3.3, straightISOLAB Laborgeräte GmbH
Splash heads acc. to Stutzer, bent, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Splash heads acc. to Stutzer, straight, DURAN® tubingLenz-Laborglas GmbH & Co. KG
Threaded tube with NS core, DURAN® tubingLenz-Laborglas GmbH & Co. KG

Alternate products:

Alternate products:

Sleeves, cone joint, PTFE