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VALVES, HYDRAULIC DIRECTIONAL CONTROL, GENERAL SPECIFICATION FOR
This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, and is
available for use by all Departments and Agencies of the Department of Defense.
1.1 Scope. This specification covers the requirements for directional control valves for use in hydraulic
systems. The valves are designed for standard or quiet operation and utilize subplate or manifold mounting that has
a quill or sealing sleeve fluid connection configuration.
1.2 Classification. Directional control valves are to be designated using the standard part numbers as identified
in the applicable specification sheet.
1.3 Part or identifying number (PIN). The PIN used in acquiring the directional control valve to this
specification should be in accordance with the applicable specification sheet (see 3.1).
2.1 General. The documents listed in this section are specified in sections 3, 4, or 5 of this specification. This
section does not include documents cited in other sections of this specification or recommended for additional
information or as examples. While every effort has been made to ensure the completeness of this list, document
users are cautioned that they must meet all specified requirements of documents cited in sections 3, 4, or 5 of this
specification, whether or not they are listed.
2.2 Government documents.
2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a
part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are
those cited in the solicitation or contract.
DEPARTMENT OF DEFENSE SPECIFICATIONS
Valves, Hydraulic Directional Control, Four Way, 0-12 GPM
Valves, Hydraulic Directional Control , Four Way, 3-25 GPM
Valves, Hydraulic Directional Control, Four Way, 10-50 GPM
Semiconductor Devices, General Specification For
Semiconductor Device, Diode , Silicon, Rectifier, Types 1N645-1,
1N647 -1, 1N649-1, 1N645UR-1, 1N647UR-1, 1N649UR-1, JAN,
JANYTX and JANTXV
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