No railway wagon axle box double row tapered roller rolling bearing content abstract sign board

No railway wagon axle box double row tapered roller rolling bearing content abstract 2018 - sign board 08 - 26 no axle box double row tapered roller bearing identification plate is carved bearing repair and discriminant use time information such as key accessories, use the thickness of 0. 5毫米~ 1。 0 mm soft stainless steel plate production as required. At present, mainly divided into 21 t axle load and 25 t axle load bearing with two kinds of specifications of the sign board. No axle box double row circular cone roller bearings sign board carve dozen content is divided into A, B, C, D four column, column line can not set, can also be A dotted line, and the letters A, B, C, D is not to play on the sign board. Left and right bearings: the sign board is slightly difference between the left side bar: A bearing for the first time in years, level bearing, bearing manufacturing ( Overhaul) Factory code, bearing classification code ( Graphical sign: 'delta' said new creation, 'O' said overhaul) 。 Column B: wheel assembly for the first time (date) (month) (year), left, and shaft. Column C: bearing the pack in (date) (month) (year). D: bearing with code and general maintenance unit, the general maintenance. The right end of A bar: bearing for the first time in years, bearing marks, bearing manufacturing ( Overhaul) Factory code, bearing classification code ( Graphical sign: 'delta' said new creation, 'O' said overhaul) 。 B bar: wheel on the final assembly (date) (month) (year), wheel assembly unit of code. Column C: bearing the pack in (date) (month) (year). D: bearing with code and general maintenance unit, the general maintenance. No axle box double row circular cone roller bearings to dozen sample logo plate engraved logo plate play requirements ( 1) Bearing classification code, a new creation bearing code-named equilateral triangle 'delta', height of 10 mm; Overhaul bearing code for 10 mm diameter circle '50', bearing classification code 'delta' or ''' set to play in the bearing manufacturing ( Overhaul) Outside factory code. （ 2) Bearing sign board markers shall be used for sign board marking machine carved ( Or laser carving) High, Arabic numerals, Chinese characters font is 5 mm, factory code font for 3 mm high, mark depth should not be less than 0. 2 mm, the line spacing is 3 mm. Right side B column empty the distance of the two Numbers between different content. （ 3) Bearing is the general maintenance and installation of the unit, in bearing with unit code outside the bearing general overhaul the diamond frame 'left' tag, height is 10 mm, length is 22 mm; Bearing is the other units for general maintenance and pressed by this unit, the bearing with unit code behind the moment play bearing general maintenance unit of code, and a bearing set general overhaul the diamond frame 'left' tag. ( 4) Accelerated the type of RD2 axle left side must be in D bar after the 'T' word mark. （ 5) Done overhaul of 197726 type bearing to send the original bearing unit for maintenance and overhaul of the change after engineering plastic cage, A bar sign board according to the original bearing overhaul time and marks; Not general maintenance tag, D to be engraved after bearing with unit code this type 'Hertz' words tag, word 5 mm high, and in the shaft card ( Car series - 51C） The chronicle of column fill in HZ word mark. Source: the public 'resources of railway vehicle'