NPFC - MIL-V-5527
VALVES, AIRCRAFT, HYDRAULIC THERMAL EXPANSION RELIEF
| Organization: | NPFC |
| Publication Date: | 14 May 1951 |
| Status: | active |
| Page Count: | 12 |
scope:
- This specification establishes the requirements for hydraulic thermal expansion relief valves of the types and classes specified herein.
- Hydraulic thermal expansion relief valves shall be of the following types:
Single - In accordance with Drawing AN6245
Dual - In accordance with Standard MS28016
- Hydraulic thermal expansion relief valves shall be of the following classes:
Class A - Pressure Range 1,000 to 2,100 psi (cracking pressure)
Class B - Pressure Range 2,100 to 4,100 psi (cracking pressure)
Class AB - Pressure Range 1,000 to 4,100 psi (cracking pressure)
- Hydraulic thermal expansion relief valves shall be furnished in the sizes indicated on the applicable AN drawing or MS standard, as specified.
intended Use:
- The thermal relief valves covered by this specification are intended for use in aircraft hydraulic systems as covered by Specification MIL-H-5440 to provide for relief of excessive pressure... View More
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