Rotary Seal Design Guide - Seals Unlimited

ProTech Bearing IsolatorsFN-360 ProfileCatalog EPS 5350/USA88FN-360 — Non-flangedFlooded DesignRetain: Grease, oil splash, oil mist or oilfloodedExclude: Heavy water spray and drycontaminants from bearing cavityEquipment: Ideal for equipment used infood processing or subjected tofrequent wash down where positive oilretention is required. Flooded oil orsevere splash retention for gearboxes,motors, pumps, mixers, cooling towers,aerators and custom equipmentTechnical DataTotal Eccentricity: 0.003" (0.08 mm)Shaft Speed: Up to 5,000 fpm(25 m/s) 1Pressure: 5 psi (0.344 bar)Temperature Range: -40 to 250 °F(-40 to 121 °C)Axial Movement: 0.003" (0.08 mm)Shaft/Bore: Tolerances: ± .002"(± .05 mm) Special designs availableSeal MaterialStandard: Proprietary PTFE and SSSleeveOptional: Food grade PTFE and SSSleeve, Anti microbial PTFE and SSSleeve, FDA 3A PTFE and SS SleeveO-Ring MaterialStandard: FKMOptional: NBR, FDA silicone, EPDM,Aflas ®Table 8-39. FN-360 Mounting andLubricationMountingLubricationPosition Grease Oil DryHorizontal Y Y Y YVertical Up Y* Y Y YVertical Down Y Y Y Y* For Vertical Up, contact factory if contaminantlevel is high.Dimensions — FN-360 ProfileTable 8-40. FNE Standard Dimensions — Inch/FractionalType“A” Shaft DiameterRange Inch“B” Bore Diameter Range IsShaft Diameter “A” + Min-Max1 Contact factory for speeds over 3,000 fpm (15 m/s).“C” InBore DepthFNE 0.500 – 3.000 0.750 – 1.500 0.591FNE 3.001 – 6.000 0.750 – 1.500 0.591FNE 6.001 – 10.000 0.874 – 1.500 0.630Table 8-41. FNM Standard Dimensions — MetricTypeBA“A” Shaft DiameterRange Metric“B” Bore Diameter Range IsShaft Diameter “A” + Min-Max“C” InBore DepthFNM 12.7 – 76.2 19.0 – 40.0 15.0FNM 76.3 – 152.4 19.0 – 40.0 15.0FNM 152.5 – 254.0 2 22.2 – 40.0 16.02 Contact factory for requirements outside of standard dimensions listed above.Note: Cross-Section = (Bore – Shaft) / 2Important: For a listing of popular sizes, see Appendix F.D&E03/28/068-32 Parker Hannifin CorporationEPS DivisionToll Free: (800) 233-3900www.parkerseals.com