different by design focused on industry set screw locking rpb series gold line mounted roller bearings tough as they come · · · · · self aligning double row split housing cast iron housing relubricable · single set screw lock available · double set screw lock standard sealmaster self-aligning mounted tapered roller bearings units provide the dependability flexibility and ruggedness required to handle high radial and thrust loads they combine the time tested assurance of timken ® double row tapered roller bearings with patented outer race and housing features developed by our engineers the compact split housing and self-aligning bearing cartridge insert will help in solving difficult application problems while drastically reducing downtime when bearing replacement is ultimately required typically they can support higher loads but have lower maximum speed capability than mounted ball bearings sealmaster self-aligning mounted tapered roller bearings are intended to be slip-fit onto a sha
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mounted ball bearings sft shaft diam in 1/2 9/16 5/8 11/16 3/4 20 13/16 7/8 15/16 1 25 1 1/16 1 1/8 1 3/16 1 1/4 30 1 1/4 1 5/16 1 3/8 1 7/16 35 1 1/2 1 9/16 40 1 5/8 1 11/16 1 3/4 45 1 13/16 1 7/8 1 15/16 2 50 2 2 1/8 2 3/16 55 mm series standard duty two-bolt flange units setscrew locking dimensions in inches part no sft-8 sft-9 sft-10 sft-11 sft-12 sft-204 sft-13 sft-14 sft-15 sft-16 sft-205 sft-17 sft-18 sft-19 sft-20r sft-206 sft-20 sft-21 sft-22 sft-23 sft-207 sft-24 sft-25 sft-208 sft-26 sft-27 sft-28 sft-209 sft-29 sft-30 sft-31 sft-32r sft-210 sft-32 sft-34 sft-35 sft-211 brg no 2-08 2-09 2-010 2-011 2-012 5204 2-013 2-014 2-015 2-1 5205 2-11 2-12 2-13 1-14 5206 2-14 2-15 2-16 2-17 5207 2-18 2-19 5208 2-110 2-111 2-112 5209 2-113 2-114 2-115 1-2 5210 2-2 2-22 2-23 5211 abcdefh cored j k m unit wt 3 7/8 3 7/16 15/16 1 9/32 13/32 1 15/16 2 5/16 1/2 23/32 1.2 4 13/32 3 17/32 7/16 15/16 1 9/32 13/32 2 2 3/8 1/2 23/32 1.2 4 7/8 3 57/64 17/32 1 1/32 1 7/16 15/32 2 3/8 2 3/4 9/16 13/
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medium duty bearings designed for higher load ratings sealmaster® gold line medium duty bearings designed for heavier industrial applications are shown and described in the dimension and specification pages 47-61 which follow for setscrew designs and pages 79-83 for skwezloc® locking collar designs medium duty bearings are offered in the following series pillow blocks two-bolt base · with setscrew locking in both single and double locking designs · with skwezloc locking collars two-bolt flange units · with setscrew locking single locking designs · with skwezloc locking collar designs flange cartridge units cylindrical cartridges · with setscrew locking single locking designs · with skwezloc locking collar designs expansion units cylindrical cartridges · with setscrew locking single locking designs expansion type pillow blocks twobolt base · with setscrew locking single locking designs · with skwezloc locking collars expansion units cylindrical cartridges · with skwezloc locking designs
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ballpath roundness vs shaft locking mechanism tests show that skwezloc® design maintains ballpath roundness up to 6-9 times more effectively than setscrew methods sealmaster engineers have measured the relative ballpath roundness of various setscrew bearings compared to the roundness of a sealmaster bearing equipped with a skwezloc locking collar the results and comparisons are illustrated below the differences all of which can affect bearing operation and life are dramatic 90 typical roundness of manufactured bearing 180 000 270 90 180 000 roundness of skwezloc bearing with 360° locking 270 90 180 typical roundness of sealmaster 120° setscrew 000 270 90 typical roundness of 90° competitor setscrew 180 000 270 90 roundness of 65° competitor setscrews turned ground polished shafting skwezloc 180 000 locking mechanism 120° sealmaster setscrew 270 90 90° competitor setscrew 65° competitor setscrew 45° competitor setscrew 180 000 roundness of 45° competitor setscrews 0.0 1.0 2.0 3.0 4
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different by design sealmaster coatings protect thin dense chrome tdc is a coating that resists corrosion 10 to 15 times longer than standard bearing materials tdc totally covers the entire surface area of both races and is between 10-15 harder than industry standard bearing races fluoropolymer coating covering the cast iron housing is compound matrix three protective layer designed to resist any n peeling n most cleaning solvents up to ph levels of eleven n moisture n high pressure washes n abrasion tdc coating unprotected available optional features sealed non-relubricable attach s to the end of any unit number i.e bft-31s food grade grease usda attach the suffix fgg to the end of unit number i.e bpl-20r fgg made to order only 3 layer stainless back side shield and buna gaskets assembled standard with 2 4 bolt flanges size 1 to 2 3/16 bores actual field testing has proven that the gold beverage bearing can last up to 2 years longer than ordinary bearings today sophisticated pre
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mounted roller bearings two bolt base four bolt base drpb-a shaft diam in 1 3/4 1 15/16 2 2 3/16 2 1/4 2 7/16 2 1/2 2 11/16 2 3/4 2 15/16 3 3 3/16 3 7/16 3 1/2 standard seal part no drpba-112-2 drpba-115-2 drpba-200-2 drpba-203-2 drpba-204-2 drpba-207-2 drpba-208-2 drpba-211-2 drpba-212-2 drpba-215-2 drpba-300-2 drpba-303-2 drpba-307-2 drpba-308-2 series pillow blocks two bolt base k interchange hi-temp 1 seal part no drpba-112-n2 drpba-115-n2 drpba-200-n2 drpba-203-n2 drpba-204-n2 drpba-207-n2 drpba-208-n2 drpba-211-n2 drpba-212-n2 drpba-215-n2 drpba-300-n2 drpba-303-n2 drpba-307-n2 drpba-308-n2 approx wt in lbs dimensions in inches a b c min 6.75 7.75 8.50 max 8.50 9.25 10.38 deghjkl base bolts no size contact seal part no drpba-112-c2 drpba-115-c2 drpba-200-c2 drpba-203-c2 drpba-204-c2 drpba-207-c2 drpba-208-c2 drpba-211-c2 drpba-212-c2 drpba-215-c2 drpba-300-c2 drpba-303-c2 drpba-307-c2 drpba-308-c2 17.5 19.7 25.5 2.88 3.00 3.25 10.00 11.00 12.00 2.57 2.56 2.88 1.50 1.56 1.75
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application worksheet emerson power transmission ept mounted bearing division mail to sealmaster bearings application engineering 1901 bilter rd aurora il 60507 application engineering 630-898-6064 fax to distributor information distributor name contact name street address city/state/zip customer information company name contact name street address city/state/zip phone fax internet e-mail is the customer an oem or end user phone fax internet e-mail industry application information is this a new application speed rpm service life required hours shaft diameter load information lbs radial lbs axial thrust lbs load conditions steady q shock q thrust q oscillation q if loads unknown attach detailed sketch complete application description horsepower bhp other q can the bearings be re-lubricated motor driven pulley diameter in distance between bearings yes q no q yes or no explain complete climate description climate conditions wet washdown dry clean dirty chemicals qqqqqq operating
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application load ratings lubrication lubrication sealmaster metal three-piece rod ends are greased from the factory and can be furnished with grease fittings on sizes #4 through #16 to facilitate relubrication in the field sealmaster cff/cfm two-piece rod ends are oil coated and are also available with grease fittings sealmaster spherical bearings are oil coated except the stainless steel series which are dry the bh-ls and bts-ls series are greased from the factory periodic relubrication helps prevent excessive wear protects balls and races from corrosion purges contamination and wear debris and helps to seal against contamination relubrication is recommended whenever possible for most applications the length of interval between greasing is dependent on the application parameters and external conditions self-lubricating teflon and delrin rod ends are generally used where grease relubrication is not practical or desirable zerk type threaded grease fittings designated as n suffix are a
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rod ends spherical bearings flbg part number flbg-3 flbg-4 flbg-5 flbg-6 flbg-7 flbg-8 flbg-10 flbg-12 flbg-16 series three-piece precision spherical bearings outside dia d 0000 0005 .6250 .7500 .8750 1.0000 1.1875 1.3125 1.5625 2.2500 2.3750 ball width w 000 005 .281 .375 .437 .500 .562 .687 .875 1.250 1.125 race width h 000 005 .187 .281 .313 .375 .437 .531 .687 .937 .875 chamfer c ref .020 .020 .025 .025 .040 .045 .045 .050 .065 ball flat dia o ref .293 .331 .447 .517 .586 .637 .802 1.038 1.345 max static radial load lbs 2,960 5,240 6,550 8,600 11,100 15,600 25,700 47,600 48,200 misalignment angle b2 deg 161/2 141/2 141/2 121/2 11 121/2 12 15 10 bore b 0000 0005 .1900 .2500 .3125 .3750 .4375 .5000 .6250 .7500 1.0000 ball dia ref .406 .500 .625 .718 .812 .937 1.187 1.625 1.750 approx weight lbs .02 .04 .05 .08 .12 .18 .33 .97 .94 flbg series spherical bearings are manufactured with a one-piece bronze race mounted in a carbon steel housing and contain a hardened steel chrome
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lock selection slip fit mounting sealmaster mounted ball and rpb series tapered roller bearings are designed to slip fit onto the shaft slip fit means that the shaft is usually slightly smaller and the inner ring bore is slightly larger than the nominal shaft sizes listed in the bearing tables slip fit mounting is very popular and economical as it does not require specialized equipment or tooling to mount the bearing on the shaft reliability of the lock is still dependent on the proper mounting techniques and proper shaft size control shaft locking system selection selection of the shaft locking system may be dependent on some or all of the following application criteria · · · · · · · · · · lock reliability shaft run-out vibrating systems vibration reduction isolation devices shaft fretting distress on the shaft surface shafting material space on the shaft shaft orientation vertical horizontal ease of installation single sided single lock setscrew locking system single sided set sc
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alphabetical index page ar standard duty 42 ar/ar-n 151 ar-t standard duty 76 ar medium duty 59 ar-t medium duty 83 are/are-n 152 are-20/are-20n 153 ball bearing inserts standard duty-single lock 43 standard duty-double lock 44 standard duty-skwezloc 76 medium duty-single lock 60 medium duty-double lock 61 medium duty-skwezloc 83 bf 93 bfb 93 bft 93 bh-ls 171 bp 92 bpl 92 bst 93 btb 92 bts-ls 170 cff/cff-n 160 cff-t 156 cfm/cfm-n 161 cfm-t 157 com 168 cor 167 ctfd 162 ctmd 163 drpb 107 drpb-a 108 emp 48 emp-t 79 er 41 erci 118 er-t 75 etxp 40 edpb-a 109 erpb 106 erpb-xt 111 fb 27 fb-c cr 93 fb-t 74 fec end cap 92 feo end cap 92 flbg 169 hec end cap 91 hf 90-91 hfc end cap 91 hft 90-91 mfc 56 mfc-t 81 mfp 51 mp 47 mp-t 79 mpd 49 msc 57 msc-t 81 msf 55 msf-t 80 page msfpd 53 msft 54 msft-t 80 mspd 52 mst 58 mst-t 82 np 20 np-c cr 92 npd 22 np-t 69 n
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