NFPA(Fluid) T3.6.54 R1-1997(R2019)-液压传动.气缸端口.SAE直螺纹O形圈和四螺栓法兰端口.ISO直螺纹O形圈和四螺栓和四螺栓法兰端口.重型和轻型方头拉杆气缸（ANSI B93.75M-1987的修订和重新命名）-国家数字标准馆

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Hydraulic fluid power - Cylinder ports - SAE straight thread O-ring and four-bolt flange ports - ISO straight thread O-ring and four-bolt and four-bolt flange ports - Heavy duty and light duty square head tie rod cylinders (Revision and redesignation of ANSI B93.75M-1987) 液压传动.气缸端口.SAE直螺纹O形圈和四螺栓法兰端口.ISO直螺纹O形圈和四螺栓和四螺栓法兰端口.重型和轻型方头拉杆气缸（ANSI B93.75M-1987的修订和重新命名）

发布日期： 1997-07-22

本标准包括NFPA标准重型和轻型液压缸中SAE和ISO直螺纹O形圈和四个螺栓法兰端口的推荐尺寸。本标准旨在:鼓励使用SAE O形密封圈端口；通过制定统一的O形圈端口建议，提高气缸的互换性。

This standard includes recommended sizes of SAE and ISO straight thread O-ring and four-bolt flange ports in NFPA standard heavy duty and light duty hydraulic cylinders.This standard intends to:encourage the use of SAE O-ring sealed ports;promote cylinder interchangeability by establishing uniform O-ring port recommendations.

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发布单位或类别：美国-美国国家消防协会

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