>> P.112
──────BHA 3312 ZBHA 3316 ZBHA 3324 Z104139205BHAM 3312BHAM 3316BHAM 3324122157225──────Mass (Ref. )g────────YB 2610 69────────YB 2816119──────────YB 3012 95──────────YB 3216130────────────────────────────────────────────────────────────────────────────────────Identification numberStandardMass (Ref. )gClosed endMass (Ref. )gGrease retainedShaft dia. 41.275-52.388mmShaft dia.mm(inch)Standard41.275(15╱8)BA 268 ZBA 2610 ZBA 2616 ZBA 2620 Z─Mass (Ref. )g 41 52 85105─Closed endBAM 268BAM 2610BAM 2616BAM 2620─BA 2812 ZBA 2816 ZBA 2820 ZBA 2824 Z─44.450(13╱4) 67.5 91112136─BAM 2812BAM 2816BAM 2820BAM 2824─Mass (Ref. )g 51.5 62.5 95.5115─ 79.5103125148─47.625(17╱8)BA 308 ZBA 3010 ZBA 3012 ZBA 3016 Z─ 47.5 60 72.5 97.5─BAM 308BAM 3010BAM 3012BAM 3016─ 61 74 86.5112─BAM 328BAM 3216BAM 3220BAM 3224BAMW3228─ 66119144170196─ 50104128155180────50.800(2)BA 328 ZBA 3216 ZBA 3220 ZBA 3224 ZBAW3228Z────52.388(21╱16)────BHA 2824 Z 195BHAM 2824 210Note(1) llowable rotational speed applies to oil lubrication. For grease lubrication, a maximum of 60% of this value is allowable.Remarks1."W" in the identication number indicates that rolling elements are arranged in double rows.2. hell Type Grease Retained Full Complement Needle Roller Bearings are provided with prepacked grease. Standard type and types of type bearings are not provided with prepacked grease, so perform proper lubrication when using these closed end bearings.B45SHELL TYPE NEEDLE ROLLER BEARINGSInch Series
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