4820-00-571-5894 VALVE,ANGLE Index 1720-00-571-5896 VALVE ASSY,CONTROL

National Stock Number:
2910-00-571-5895

Federal Supply Class:
2910

National Item Identification Number:
005715895

Description:
RING,PISTON

Detail:
A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes PACKING, PREFORMED; RETAINER, OIL SEAL; RETAINER, PACKING; RING, RETAINING; RING WIPER; and SEAL RING, METAL.


Manufacturer Information:
NK141593591PENTAIR VALVES & CONTROLS US LP DIV FLOW CONTROL US HOLDING CORP
NK1415-104613EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
NK1415-14RPH2DRESSER-RAND COMPANY


Techincal Specification:
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEINTERLOCKING JOINT
OVERALL WIDTH0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM
MATERIALSTEEL OVERALL
RADIAL WALL THICKNESS0.3200 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM
RING STYLECONCENTRIC
STANDARD BORE DIAMETER10.000 INCHES
SURFACE TREATMENTOXIDE OVERALL


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