4310-00-640-8242 INACTIVE Index 2915-00-640-8244 VALVE,FLOAT,AIRCRAFT FUEL TANK

National Stock Number:
4310-00-640-8243

Federal Supply Class:
4310

National Item Identification Number:
006408243

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:
1PS70011976CHICAGO PNEUMATIC TOOL CO
1PS70088807NEAC COMPRESSOR SERVICE USA INC


Techincal Specification:
MATERIALIRON OVERALL
CROSS-SECTIONAL SHAPE STYLESTRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
JOINT STYLEVERTICAL JOINT
RING STYLECONCENTRIC
RADIAL WALL THICKNESS0.2400 INCHES NOMINAL
OVERALL WIDTH0.3130 INCHES NOMINAL
OIL PASSAGE TYPE AND QUANTITY1 GROOVE AND
16 SLOT HORIZONTALLY THROUGH RING
STANDARD BORE DIAMETER10.125 INCHES
FSC APPLICATION DATAPISTON,OXYGEN-NITROGEN EQUIPMENT


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