Stirrer Bearing

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Stirrer Bearing
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  • Chemglass

    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…

  • SP Wilmad-LabGlass

    …are not recommended for use with this bearing. Complete 10mm diameter assembly includes PTFE stirrer bearing, PTFE bushing, saddle O-ring (LG-9470-300), threaded heavy wall borosilicate glass adapter, and top cap (LG-10818-114). See LG-9501 for polished stirrer rods or LG-9502 for stainless steel…

  • …PTFE stirrer bearing designed for use under moderate vacuum applications. The bearing consists of a threaded glass adapter having an inner joint, a set of PTFE washer style bearings, a stainless steel spring, nylon alignment ring and Celcon® compression cap. The unique design of this bearing

  • Heavy duty 19mm stirrer bearing for use in stirring large volumes under high torque. Bearing has a tooled lubricant cup.PLEASE NOTE: NOT FOR USE WITH CG-2087 or CG-2088 PRECISION GROUND AND POLISHED STIRRER SHAFTS. STIRRER BEARINGS, 19MM, HEAVY DUTY, JACKETED, Similar to CG-2082 but with a water…

  • Precision bore bearing for use in moderate vacuum with a CG-2074 or CG-2075 ground 10mm stirrer shaft. NOTE: Not for use with CG-2078 or CG-2079 polished stirrer shafts.

  • Includes two replacement PTFE bushings. Not autoclavable. Fits stirring rods with 10mm diameter. Includes extraction nut to effortlessly remove stopper from flask

  • Grease-Free PTFE stirrer bearing designed for use in moderate vacuum applications. Bearing consists of a threaded glass adapter having the listed inner joint, a saddle o-ring, a body bushing with a compression and locking nut, and a precision PTFE inner bearing. The saddle o-ring provides only glass…

  • …PTFE stirrer bearing designed for use under moderate vacuum applications. The bearing consists of a threaded glass adapter having an inner joint, a set of PTFE washer style bearings, a stainless steel spring, nylon alignment ring and Celcon® compression cap. The unique design of this bearing

  • Grease-Free PTFE stirrer bearing designed for use in moderate vacuum applications. Bearing consists of a threaded glass adapter having a 45/50 inner joint, a saddle o-ring, a bushing with compression and locking nut, and a precision PTFE inner bearing. The saddle o-ring provides only glass and PTFE…

  • …Glass, PTFE or Stainless Steel Stirrer Shafts Universal Chem-Vac™ PTFE stirrer bearing provides a VACUUM TIGHT FLAKE-FREE SEAL on GLASS, PTFE or S.S. stir shafts. Upper portion of bearing rotates with the stirrer shaft providing a flake-free seal. The bearing consists of a PTFE standard…

  • Similar to CG-2070, but water jacketed to control bearing temperature. For use in moderate vacuum with a CG-2074 or CG-2075 ground 10mm stirrer shaft. NOTE: Not for use with CG-2078 or CG-2079 polished stirrer shafts.

  • PTFE stirrer bearing featuring a non-shedding, fully enclosed, anti-whip, chemically resistant design. Models available for 6, 8 and 10mm glass, metal or PTFE stir shafts. Can be used in slight pressure or vacuum applications. Maximum recommended speed for continuous operation is 500 rpm. Unlike…

  • PTFE stirrer bearing with a hose connection for vacuum or inert gas source on a single neck flask. Grease-free design has only glass and PTFE in contact with the reaction, and can be used under moderate vacuum applications. Bearing consists of a threaded glass adapter having the listed inner joint…

  • 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.

  • Not autoclavable. 2 per pack. Use with 10mm stirring rods. Replacement bearings for use with Safe-Lab® Joint Stirrer Bearing

  • Chemglass

    … Please Note: CG-2097-75 and CG-2097-100 are made from heavy wall tubing and have indents for agitator positioning.  Indents are spaced every 10" from the bottom agitator.  Replacement stirrer shafts are for use with mechanical seal stir bearing on listed support frame. 

  • GFS Chemicals

    Wide speed range is obtainable by pressure regulation Plastic with brass bearings Completely immersible, allowing use in water baths Several stirrers can be connected in series Housing, 3” diameter x 3/4” thick, encases driving magnet, which is mounted in vaned…

  • Micro stirrer has a 6mm OD x 305mm long precision ground button style shaft and a football shaped 11 x 33mm TFE blade. The 11 x 33mm blade can be used in flasks having a capacity of 25mL and above. Complete stirrer assembly consists of a shaft, bearing and blade.

  • …precision ground button style shaft and a 15 x 46mm TFE blade. Lower end of shaft has a reduced diameter to allow passage through a 19/22 outer joint. The 15 x 46mm blade can be used in flasks having a capacity of 100mL and above. Complete stirrer assembly consists of a shaft, bearing and blade.

  • SP Wilmad-LabGlass

    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…

  • …apply only a very thin film of Stir-Lube® to a stirring shaft to increase bearing and shaft life at least three times over that of a bearing lubricated with glycerine. Non-cooled Ace bearings can be operated at 1500rpm and water-cooled bearings at 2000rpm for many hours with negligible wear.

  • Assembly consists of a 10mm OD Chem-Stir™ stirrer shaft, a precision bore-bearing having a standard taper inner joint and a PTFE blade. The blade is sized to fit the listed flask capacities.

  • Chlorofluorocarbon grease for use at speeds up to 6000 r.p.m. with ACE standard glass assemblies. Use 8040 water-cooled type bearing for long-time stirring (over one hour). Below one hour, 8038 type may be used at 1500 r.p.m.; eight hours at 1000 r.p.m. High chemical inertness unaffected by strong…

  • 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)…

  • Techne (Cole-Parmer)

    …conditions particularly during the attachment. Stirrers are virtually heatless and therefore particularly suitable for use in an incubator. Culture vessels can be sealed for use with pathogenic materials. Stirrer rod design eliminates rotating bearings within the culture vessels, avoiding the…

  • …the length of the bearing, a stirrer is produced that will hold to within 1mm of vacuum and withstand pressures in the flask up to 300mm. The 9532 Agitator, used with this bearing actually develops a negative pressure of 230mm water at operation speeds. The side opening on the bearing is used to add…

  • 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.

  • 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.

  • Interchangeable bearing designed to be used with our precision ground stirring shafts (8068,8070,8071,8073,9532,9533). Recommended top stirring speed with our 8117 Stir-Lube is 1500 rpm.

  • Chemglass

    PTFE gasket is 0.015" thick with an opening to fit Chemglass stirrer shafts. Gasket is placed below the CG-2048 Safety collar to prevent wear as a result of the collar rotating against the stirrer bearing. Also useful as a dust cover.

  • Trubore bearing, heavy duty, standard taper joint, self-aligning. Unique design is forgiving of slight misalignment of stir motor and shaft. Recommended for use with our 9534 6mm precision ground stir shaft.

  • Bearing is especially useful in controlled atmosphere work when used with our 8068 solid shaft and balancing pressure differentials across the bearing. Material introduction or gaseous dispersions can be obtained using our 8068 hollow, precision ground stirring shafts.

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