accessibility menu, dialog, popup

UserName

Pump Seals

Seals and gaskets for vacuum or HPLC pumps; includes piston seals, diaphragms, valves, sealing rings, O-rings, service kits.
Material 
  • (2)
  • (1)
  • (1)
  • (6)
  • (1)
  • (14)
  • (1)
  • (4)
  • (13)
  • (40)
  • (14)
  • (7)
  • (18)
  • (7)
Type 
  • (1)
  • (8)
  • (1)
  • (1)
  • (1)
  • (1)
  • (4)
  • (1)
  • (48)
  • (1)
  • (3)
  • (1)
  • (1)
Diameter (Metric) Outside 
  • (6)
  • (1)
  • (1)
  • (11)
  • (2)
  • (14)
  • (1)
  • (1)
  • (18)
  • (1)
  • (2)
  • (5)
  • (1)
  • (1)
  • (1)
Diameter (English) Outside 
  • (1)
  • (3)
Keyword Search: rings Clear all selections

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Selected Filters

Clear all

Keyword Search

rings

Narrow Results

Narrow Results

No results found within this category. Try removing some selected filters and try again.

category

special offers

  • (4)

brands

  • (1)
  • (1)
  • (1)
  • (20)
  • (1)
  • (48)
  • (1)
  • (1)
  • (13)
  • (1)
  • (30)
  • (14)
  • (2)

special programs

  • (1)
  • (2)

Material

  • (2)
  • (1)
  • (1)
  • (6)
  • (1)
  • (14)
  • (1)
  • (4)
  • (13)
  • (40)
  • (14)
  • (7)
  • (18)
  • (7)

Type

  • (1)
  • (8)
  • (1)
  • (1)
  • (1)
  • (1)
  • (4)
  • (1)
  • (48)
  • (1)
  • (3)
  • (1)
  • (1)

Diameter (Metric) Outside

  • (6)
  • (1)
  • (1)
  • (11)
  • (2)
  • (14)
  • (1)
  • (1)
  • (18)
  • (1)
  • (2)
  • (5)
  • (1)
  • (1)
  • (1)

Diameter (English) Outside

  • (1)
  • (3)
1 – 15 of 42 results
1

DWK Life Sciences O-ring, made of nitrile, for safety standard ground sockets

Component of the DURAN™ safety ground joint.

EDGE
Quantity 10/Pk.
Material Nitrile
For Use With (Application) To secure the security grindings; Sealing
2
Promotions Available

Bel-Art™ SP Scienceware™ Vac-Ring™ Filter Seal

Slips easily onto Buchner funnel stems and seals-off the filter flask mouth to prevent air leaks during vacuum filtration

EDGE
3

Lenz Laborglasinstrumente™ Silicone Sealing Ring

For protection against leaks in the laboratory. Lenz Laborglasinstrumente™ Silicone Sealing Rings are designed for use with screw caps.

Type Seal Ring
Quantity 10/Pk.
Material Silicone Rubber
4

DWK Life Sciences Silicone Sealing Ring, VMQ

The silicone seal is used for sealing and fixing threaded pipes with threaded caps.

Quantity 10/Pk.
Material Silicone (VMQ)
For Use With (Application) Sealing; Connecting glass tubes; Suitable for PBT screw cap with aperture
5

Lenz Laborglasintrumente Silicone Sealing Rings

Made of high quality materials. Each manufacturing step is tested through an extensive quality management system, based on DIN ISO 9001/EN 29001.

Material Silicone
6

SVL™ Sealing Rings for Sliding Joints

Manufactured from silicone rubber and sheathed with PTFE for protection against chemical erosion. SVL™ Sealing Rings for Sliding Joints are ideal for inserting thermometers and glass tubing into an SVL™ system. A wide range of sizes is available for use with tubing from 4.0 to 32.8mm.

Type Seal Ring
Material Silicone Rubber, PTFE (Sheath)
For Use With (Application) Torion joints and sliding joints
8
Promotions Available

DWK Life Sciences DURAN™ Flat sealing O-ring Gasket GL 45

Flat, flexible EPDM Rubber GL 45 sealing gasket forms an air tight seal between a DURAN™ GL 45 bottle and GL 45 connection caps.

9

SVL™ Sealing Ring for Butt Joint

Manufactured from silicone rubber

Type Seal Ring
Material Silicone Rubber, PTFE (Sheath)
For Use With (Application) Butt joints
10

DWK Life Sciences Sealing Ring, for polished spherical joints (VITON)

For sealing ground joints without ground joints DURAN™, especially for vacuum applications.

Quantity 10/Pk.
Material Viton
For Use With (Application) Sealing of non-sanded spherical ground joints
11

DWK Life Sciences Silicone Sealing Ring, with bonded PTFE face

The silicone seal is used for sealing and fixing threaded pipes with threaded caps.

Diameter (Metric) Outside 29 mm
Quantity 10/Pk.
Material Silicone (VMQ)
Joint Size GL 32
For Use With (Application) Sealing; Connecting glass tubes
12

DWK Life Sciences Silicone sealing ring, for GL threads, without PTFE washer

Seal for screw connection cap.

Quantity 10/Pk.
Material Silicone
For Use With (Application) Fixing tubes; Sealing
14
Promotions Available

DWK Life Sciences DURAN™ PURE GL 45 Premium Pouring Ring
BIOPHARMA

DURAN™ PURE GL 45 Pouring ring for screw closures developed for the needs of the pharmaceutical and biotechnology industries.

15

SVL™ Rotulex™ PTFE O-ring for Spherical Joint

Offers a 'grease-free' spherical joint. Rotulex™ PTFE O-ring for Spherical Joint is highly resistant to chemical corrosion. Can be used at temperatures up to 200 °C. PTFE covered O-ring fits into a female cup joint which can be retained together with spring loaded metal clip.

Material PTFE