O Ring Glass Joints

…and instruments, these Standard Taper high vacuum inner joints are made of borosilicate glass and have a groove above the ground zone for a Viton® O-ring. This forms a vacuum-tight seal when used with a mating outer joint. No lubricants are required. Just twist to assemble or disassemble.…

…provide greaseless, vacuum tight connection. All joints are held together with our 7669 family of pinch clamps, except for code -18 for which we use our 6509-03 two-piece clamp. O-rings are Fetfe and may be used up to 230 degrees C. Each joint is supplied with one o-ring. For replacement o-rings,…

…under tough, daily use. A considerable load can be suspended from the joint without danger. However, the clamps are designed primarily for securing the joint and are not intended to replace the usual clamps, rings, tripods, etc. as ordinarily used for supporting glassware assemblies. Size…

Used in laboratory equipment and instruments, these Standard Taper high vacuum outer joints are made of borosilicate glass and have a channel above the ground zone to accept the O-ring placed on an inner joint. May be used without O-ring as a standard medium length outer joint.

Spherical ball, precision ground, with groove for O-Ring, for use with matching socket members. Leak proof at high vacuums when clamped. O-Ring permits use without grease. Supplied with one FETFE O-Ring. For replacement O-Rings, see 7855. See 7669 or 7670 for clamps.

Stopper, Cap Design, for #15 O-ring joint.

Featuring a center neck and two side necks with full length outer Standard Taper joints, this borosilicate glass 3-neck reaction vessel lid/cover has an 6-5/8" flange O.D. and comes with a size 359 O-ring. Designed to be used with 2000mL, 3000mL, and 4000mL cylindrical reaction vessels…

Adapter, 15mm o-ring joint to standard taper or ball joints with o-ring seals. Fetfe o-rings for both joints are supplied.

Viton® O-ring seal on taper. Polypropylene extracting nut ensures easy removal of stopper. Not autoclavable. PTFE standard taper adapter provides hose connection for vacuum work or introduction and removal of gases. Joint Size: 14/20

Used to connect Ace-Thred to malejoint. Fabricated from PTFE. Supplied with one FETFE O-Ring.

Adapter, 15mm o-ring joint to tubing. Sized for compression fittings. FETFE o-ring included.

Adapter, #15 O-ring joint to 14/20, 19/22 or 24/40 inner joint

…hollow high vacuum stopcocks. This four–port manifold is fitted with two 14/20 and 24/40 inner joints, and is 100mm center to center joints.#15 O-ring joint stopper (S480015) and #15 O-ring joint to serrated hose adapter have to be ordered separately. Viton® O-rings can be ordered using…

These borosilicate glass single neck round bottom flasks have a threaded Standard Taper 14/10 outer joint. They come with one 20-400 open top nylon screw cap and one size 014 Viton® O-ring.

Vacuum Double Manifold, High Vacuum Valves, #15 O-Ring Joints: Ports: 4, Valve Size: 0-8mm

Borosilicate glass vacuum/NO-AIR trap. Simliar to 8755 traps but with No. 15 O-Ring side connecting joints. Ideal for vacuum cart and other vacuum or NO-AIR applications. Comes complete with stainless steel ball-joint clamp and Viton O-Ring.

Adapter, o-ring joint to size E hose connection, fits 3/8"-7/16" id tubing, fetfe o-ring included

…of glass tubing to be adjusted as required. An O-ring on the taper provides best sealing and the threaded polypropylene extracting nut ensures effortless removal. NOT autoclavable Safely and securely positions glass tubing in a 24/40 joint. Available for 8 and 10mm diameter glass tubing…

…3 or 4 port configuration with 0-10 Easy Action stopcocks. Order with either 14/20, 24/40 inner joints or #15 o-ring joints on ports. Distance between ports is 95mm which allows for use of flasks up to 3 Liters. Please see our various o-ring joint adapters such as Ace codes 5127, 5128 and 5129.

…taper joint inserts for 6472 series flat glass heads. This low profile insert allows for increased working space above the head. The insert is secured to the head with a reverse threaded locking nut and sealed using a FETFE O-Ring. The top of the insert is formed to allow the use of 7597 joint…

…options are available (see details below). For use with 6517 quick release clamp. Jacket inlet/outlets are available with either tangentially sealed o-ring ball joints or with Ace-Thred connections. Flask supplied with CAPFE o-ring. 10L and larger flasks (only) have capacity reference graduations.

Adapter, 15mm o-ring joint to standard taper inner joint , fetfe o-ring included.

For sealing Standard Taper joints with thermometer in place Also usable to hold glass tubing or other similar objects up to 6 mm o.d. Will not freeze; withstand temperatures to 210°C Easily cleaned Nut is rotated to apply coaxial force for easy removal from joint Central bore permits passage…

Standard taper inner member ground joint with groove for O-Ring. For use with outer members 7565, 7566, 7567, 7651, and 7652. Leakproof at high vacuum (up to 1 x 10-8mm Hg.). O-Ring permits use without grease. Supplied with one FETFE O-Ring. For replacement O-Rings, see 7855.

Glass joint, inner ground with ring on shank for use with threaded outer member or outer member with external thread for use with inner member.O-Ring and cap to form a leak tight-seal. For cap, see 7616; for O-Ring, see 7617.

Borosilicate glass valve adapter with various Hi-Vac valve sizes and (2) No.15 O-Ring joints. Ideal for assembling Schlenk or vacuum lines Comes with (2) size -116 FETFE O-Rings.

With Ace-Threds or Ace-Thred and joints. Accepts a single 5mm or 10mm O.D. NMR Tube. Solvent reservoir capacity is 55mL. All threaded versions have a filter flask with a #15 Ace-Thred at top and O-Ring and #11 Ace-Thred side port with a removable Ace-Safe hose connection. Threaded-jointed version…

Vacuum Single Manifold, High Vacuum Valves, #15 O-Ring Joints: Ports: 4, Valve Size: 0-8mm

…vacuum manifold with #15 o-ring joint ends. Available with 3 or 4 high vacuum stopcock ports. Order with inner joint port ends (14/20 or 24/40) or #15 o-ring joints. The distance between ports is 95mm, ideal for flasks up to 250mL. Please see our various o-ring joint adapters such as Ace codes 5127,…

Adapter, 15mm o-ring joint to Ace-Thred, fetfe o-ring included.

With 24mm O.D. drain extension near bottom for attaching stopcock shutoff valve. Shutoff is an 8mm bore PTFE plug stopcock with a #25 Ace-Thred at a right angle. Ace-Thred attaches to drain extension via a 7506-10 Nylon Bushing and FETFE O-Ring. The 9.

Straight connecting adapter, 4mm glass plug stopcock, 15mm O-Ring top joint and either a spherical joint or an inner standard taper joint on the bottom.