1) Where applicable designations in parentheses and italics refer to the corresponding SNFA equivalent Machine tool design is backtoback sealed hybrid superprecision angular contact ball bearings eg S7014 ACB/HCP4ADBB (HX70 /S/NS 7CE3 DDM) and S7012 ACB/HCP4ADBB (HX60 /S/NS 7CE3 DDM)
Bearing Marking and Packaging Bearing Identification Code ISO Series and SNFA Production Limiting Speed and Preload Calculation SNFA Bearing Tables SEA Series SEB Series VEB Series VEB/NS VEB/XN Series HB HB/S Series HB/NS HB/S/NS HB/S/XN Series EX Series VEX VEX/S Series VEX/NS
SNFA Super Precision Angular Contact Bearings VEX/NS VEX/S/NS and VEX/S/XN (ISO 10) High Speed Series Ceramic Balls Features • ISO 10 • Good radialaxial load capacity • Very high speed over 2 000 000 ndm with oil direct lubrication • Radialaxial load 1 600 000 ndm with grease lubrication with seals (/S)
PRODUCTION UNITS Cuscinetti aeronautici Aerospace bearings SNFA SAS Cuscinetti a sfere di alta precisione Precision ball bearings Somecat SpA (Italia / Italy) SNFA Bearings (Francia / France) SNFA is a registered trademark of the SKF Group SPRING PRELOADING VEX 25/NS 7CE1 (cuscinetto ibrido)
SuperPrecision Angular Contact Ball Bearings HighSpeed E Design 10112 3 En Download as PDF File (pdf) Text File (txt) or read online
1) Dove presenti le denominazioni in parentesi e corsivo si riferiscono al cuscinetto equivalente della serie SNFA i dispositivi di (HB50 /S 7CE1 T) precaricate mediante molla Elettromandrino in una e S7012 ACB/HCP4ADBB (HX60 /S/NS 7CE3 DDM) ognuno dotato di un gruppo di distanziali appaiati di precisione
may have ceramic balls (see NS bearings) Cage SNFA design cages to be of low weight and with low friction suitable for operation at high speed The most commonly used material is cotton reinforced phenolic resin Some bearing series are equipped with glass fibre reinforced polyamide cages Brass or Aluminium cages
VEX957CE3DDL SNFA Imediata Sob Consulta 7015ACTPA9DBB SNFA Imediata Sob Consulta 7219T1G/P4 SNFA Imediata Sob Consulta HB110/S/NS7CE1UL SNFA Imediata Sob Consulta EX177CE3 DUM(1/2 PR) SNFA Imediata Sob Consulta EX557CE1DUM SNFA Imediata Sob Consulta VEX35
precision angular contact ball bearings arranged facetoface eg 7002 CE/HCP4A (VEX 15 /NS 7CE1) The rotor shaft bear ings are preloaded with 95 19 118 111 100 20 118 112 110 22 120 11 120 24 118 112 1) Data is also applicable to sealed bearings Considerably tighter fits may be necessary
SNFA Super Precision Angular Contact Bearings Introduction Since 1952 the SNFA Group has distinguished itself in the market as one of the finest precision angular contact bearing manufacturers in the world Known for their exacting quality and innovative design SNFA bearings are engineered to run smoother faster
1) Le denominazioni in parentesi come mostrato qui si riferiscono al prodotto equivalente della SNFA A 3 viscosità tra 40 e 100 mm2/s a 40 °C Si 098 0043 95 000 150 000 0005 71800 CD/HCP4 SEA10 /NS 7CE1 19 5 178 093 004 85 000 130 000 0005 71800 ACD/HCP4 SEA10 /NS 7CE3 12 21