本标准规定了具有三环启动螺纹联轴器的圆形，电连接器系列中带有1型屏蔽环的可拆卸插头的特性。 它适用于表3中的模型。 有关插座和保护盖，请分别参见EN 3645-003，EN 3645-004，ZH 3645-005，ZH 3645-007，ZH 3645-009和EN 3645-010。 对于与此插头相关的触点，密封塞和后部附件，请参见EN 3645-002。 这些连接器从规范MIL DTL 38999/29或MIL-DTL-38999/30中的型号W和F导出并可互换

This standard specifies the characteristics of releasable plugs with shielding rings, type 1, in the family of circular, electrical connectors, with triple start threaded coupling. It applies to model in Table 3. For receptacles and protective covers, see EN 3645-003, EN 3645-004, EN 3645-005, EN 3645-007, EN 3645-009 and EN 3645-010 respectively. For contacts, sealing plugs and rear accessories associated with this plug, see EN 3645-002. These connectors are derived from and interchangeable with models W and F in specification MIL DTL 38999/29 or MIL-DTL-38999/30.