GB/T 4606-1984 Main dimensions and installation of No. 50 traction pins for road semitrailer saddles, interchangeable dimensions

GB/T 4606-1984 Road vehicles Semi-trailer saddle No. 50 towing pin main dimensions and installation, interchangeability dimensions GB/T4606-1984 Standard download decompression password: www.bzxz.net

National Standard of the People's Republic of China
Main dimensions and mounting and interchangeability dimensions of the 50th wheel coupling pin for road vehicle semi-trailer saddle
UDC629.114.3
：621.886
GB4606-84
Road vehicles50 semi-trailer fifth wheel coupling pinBasic and
mounting/interchangeability dimensionsThis standard is equivalent to the standard IS0337-1981 "50th wheel coupling pin for road vehicle semi-trailer saddle-main dimensions and mounting/interchangeability dimensions". This standard applies to the type and dimensions of the saddle of the semi-trailer with a maximum gross weight (mass) less than or equal to 50t, as specified in Figure 1. The dimensions of mounting and interchangeability shall be as specified in Figure 2 or Figure 3. ? ..n, t
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Additional instructions:
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This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of Changchun Automobile Research Institute. This standard was drafted by Changchun Automobile Research Institute and the Highway Research Institute of the Ministry of Communications. The main drafters of this standard are Yu Fanglin and Yang Deyou.
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