Blade is shaped to resemble the contour of a round bottom flask. Blades are available solid or perforated. Made of 3/16" PTFE to fit 19mm OD stirrer shafts. Minimum joint size listed is the size required to allow passage of the blade.

Lightweight three-blade propellers have blades that twist to achieve the desired pitch.

Thomas No. 1198F83: Stirring shaft with floating blades: The two blades that open as the speed rises generate an axial flow in the container, from the top towards the bottom. Particularly recommended for stirring in narrow-neck containers, e.g. flasks. Thomas No. 1198F84: Stirring shaft with…

The unique design of our Tru-Stir™ stirrer shaft coupling eliminates the need to use rubber hose or universal adapters to attach your stirrer shafts to overhead stir motors. Coupling incorporates a unique helical stainless steel spring permitting up to 1/4” of offset misalignment and…

Precision ground and polished, these borosilicate glass stirrer shafts have a 10mm O.D. For use with LG-9475T bearing with PTFE bearing surface, or other bearings with a PTFE interface with the same bore. Features a side button at bottom for attachment of any of the stirrer/stirring blades (LG-9505…

16mm O.D. shaft is constructed using a molding process whereas the blade is molded directly onto the PTFE coated stainless steel shaft. This makes the stirrer chemically inert, easy to clean and can be used up to 280°C. The top of the shaft has 50mm of exposed 1/2" diameter stainless steel…

Stir shaft couplings for connecting glass or metal stir shafts to the adjustable chuck on an overhead stir motor. Compression connection is secured to various OD shafts via an Allen screw coupling. The Codes -22 and -24 are complete pass-thru assemblies that enable height adjustment on stir shafts…

Trubore stirrer assembly consists of the standard taper outer glass bearing, PTFE inner bearing, glass-filled PTFE bushing and lock nut, compression seal saddle o-ring, PTFE blade and either a glass or stainless stir shaft.

10mm O.D. shaft is constructed using a molding process whereas the blade is molded directly onto the PTFE coated stainless steel shaft. This makes the stirrer chemically inert, easy to clean and can be used up to 280°C. The top of the shaft has 50mm of exposed 1/4" diameter stainless steel…

Unground, 9mm OD shaft for use in liquid seal bearings and our debris free 8098 and 8099 stirrer assemblies. Code -25 is a button type shaft which accepts our 8083, 8084, 8085 and 8086 blades. Shaft length accomodates flasks from 500ml to 5000ml.

Uniquely designed and lubricant free, these precision stirrer/stirring bearings are self-aligning. The saddle O-ring provides constant force and a positive seal on the stirring rod that allows vacuum operation to as low as 1mm. Ground finish rods from other manufacturers are not recommended for use…

Features: UL 61010-1, CSA C22.2 and CE certified (available by request, additional cost) Filter reactors for single or multi-step reactions and filtrations in the same vessel, they also eliminate material transfers and reduce losses. Modular filter assembly can be easily detached for…

PTFE covered stainless steel stirring shafts, 10mm OD, drilled type. If used unlubricated, 500 rpm max with water cooled 8040 bearing, 100 rpm max recommended with 8036, 8038, 8039, 8043, 8047, 8051 and 8055 bearings. With condensate film as added heat transfer agent, 2000 rpm can be attained.…

Support Stand was designed to accommodate vessels up to 10" diameter, to sit close to the support rod. Support rod is ideal for mounting stirring motors. Each of the four corners rests on a rubber cushion. The powder coated steel base measures 7.875” (200mm) W x 12.5" (316mm) deep…

Cup is designed to catch all flaking that occurs with PTFE stirrer bearings. Made entirely of PTFE, the complete item consists of a compression fitting, deep perforated PTFE cup and a 50 micron porosity PTFE filter disc.

Similar to CG-2070 but with a tooled lubricant cup at the top of the bearing to hold an increased amount of lubricant. NOTE: Not for use with CG-2078 or CG-2079 polished stirrer shafts.

Universal Stirrer Shaft Coupling incorporates a universal joint to compensate for misalignment of drive motor and glass stirrer shaft. Nylon bushing compresses around shaft using an allen screw. Steel stud attaches directly to the chuck of a stirrer motor. Supplied complete with an allen wrench. …

Explosion proof (XP) motor features a 5:1 right angle gearbox to reduce the overall height above support frame to 10.5”. Motor is supplied with a 30ft 18/3 SJEOO cord with twist lock connector. XP motor must be used in conjunction with our digital motor controller, and mounts to all our…

Stirrer blade made of 1/8" thick solid PTFE for use with both Chem-Stir™ and button style stirring shafts having a 10mm OD.

Heavy duty PTFE anchor made of 0.500” thick PTFE. Blade is shaped to mirror the contour of Chemglass cylindrical reactors. Designed for use with CG-2078 Chem-Stir® 10mm stirrer shaft. The blade is secured to the stirrer via a PTFE pin.  PLEASE NOTE: CG-2081-A-02 IS NOT…

Self-aligning, three-piece bearing. Complete consists of inner Trubore bearing, Nylon bushing with O-Ring, and threaded adapter. Unique design eliminates costly replacement since inner bearing will spin if shaft binds or will self-align at O-Ring seal in the event the motor is slightly cocked.…

Precision ground glass stirring shafts, 10mm OD, paddled, button type and bead type. Button type shafts accept 8083, 8085, 8086, 8087 & 8096 stir blades. Beaded shafts accept 8088, 8089, 8090 & 8091 agitators. Use with Trubore bearings 8036, 8038, 8039, 8040, 8042, 8043, 8047, 8051, 8053 & 8055.…

Polished glass stirring shafts, 19mm OD. Available in solid and hollow styles and in various lengths. Join 8085 blades to button type shafts, Join 8091,8092,8093 and 8100 agitators to either knob or drilled style shafts. Join all shafts to stirrer motor using 8124 series chucks. Recommended for use…

This incorporates a universal stirrer shaft coupling (CG-2046) to compensate for misalignment of drive motor and glass stirrer shaft. Nylon bushing compresses around shaft using an allen screw. Stainless steel stud and upper coupling attach directly to the motor shaft. For use with 30L…

Trubore bearing, heavy duty, standard taper joint, self-aligning. Unique 3 piece design of Trubore inner bearing, compression seal nylon bushing and glass standard taper adapter allows for moderate misalignment of stir motor and the bearing cannot sieze the shaft. For use with 8077 & 8078 19mm od…

This strong, non-scratch and inert FDA grade, USP Class VI Teflon® PTFE blade fits all standard button-tip stirring shafts. "Long-groove" keyhole provides easy insertion into flask neck Rotates into proper position for stirring action

4 Blade PTFE agitator available with either 45 or 90 degree blade angle. For use with glass or metal shafts and is secured using a compression style fitting allowing it to positioned anywhere along the length of the shaft.

Ultra-Vacuum stirrer bearing for applications up to 0.6 Torr. Non-shedding bearing is manufactured from PTFE, Rulon and PEEK materials. Equally good in both vacuum and pressure applications as low as 0.6 Torr. Rated for up to 400 rpm with both glass (polished rather than precision ground is best)…

Precision Trubore Stirrer Assembly consisting of 10 mm ID bearing, bushing, precision ground, button type glass shaft and blade. Available with either glass or PTFE stir blade.

Grease-Free PTFE stirrer bearing for use under moderate vacuum. The bearing consists of a PTFE standard taper body, Nylon compression cap, PTFE Insert/bushing and a Nylon loosening nut. The PTFE insert/bushing provides only glass and PTFE contact with the reaction. Loosening nut above the standard…