JB/T 7940.6-1995 Needle valve type oil filling cup

JB/T 7940.6-1995 Needle Valve Oil Filling Cup JB/T7940.6-1995 Standard Download Decompression Password: www.bzxz.net

National Standard of the People's Republic of ChinaWww.bzxZ.net
Drip-feed type lubricating cups
Drip-feed type lubricating cupsSubject content and scope of application
This standard specifies the types and dimensions of needle-feed type lubricating cups. This standard applies to mechanical oil lubricating cups on mechanical equipment. 2 Reference standards
GB1159 Technical conditions for lubricating cups
GB6172 Hexagonal thin nuts A and B grade chamfers
3 Types and dimensions
GB1158-89
Replaces GB.1158-79
Adjusted to J7940.6-95
The lubricating cups are divided into two types: A and B: Type A is shown in Figure 1, and Type B is shown in Figure 2. The dimensions are as specified in the table below Type A|| tt||Approved by the Ministry of Machinery and Electronics Industry of the People's Republic of China on February 10, 1989, and implemented on January 1, 1990
Minimum capacity
Marking example
GB1158-89
Minimum capacity 25cm, marking of type A needle valve oil cup: oil cup A25GB1158
Technical conditions
Technical conditions are in accordance with the provisions of GB1159.
Additional instructions:
This standard is proposed by the Ministry of Machinery and Electronics Industry.
Basic. Dimensions
Limit deviation
According to GB6172
This standard is under the jurisdiction of the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Science and Technology Information Institute of Shanghai Mechanical and Electrical Industry Administration Bureau and the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry, and Shenyang Oil Cup Factory participated in the drafting.
The main drafters of this standard are Chen Huajin and Wang Xiliang. 13
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