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National Stock Number:
4310-01-314-6883
Federal Supply Class:
4310
National Item Identification Number:
013146883
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.
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Manufacturer Information:
| 70153-62050 | 55921 | CURTIS-TOLEDO INC. |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM CL-40 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | CROSS-SECTIONAL SHAPE STYLE | BEVELED FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL | | JOINT STYLE | VERTICAL JOINT | | RING STYLE | CONCENTRIC | | RADIAL WALL THICKNESS | 2.2 MILLIMETERS MINIMUM AND | | 2.4 MILLIMETERS MAXIMUM | | OVERALL WIDTH | 3.47 MILLIMETERS MINIMUM AND | | 3.50 MILLIMETERS MAXIMUM | | OIL PASSAGE TYPE AND QUANTITY | 6 SLOT HORIZONTALLY THROUGH RING | | STANDARD BORE DIAMETER | 55.0 MILLIMETERS | | SPECIAL FEATURES | HARDNESS HRB 95-107 |
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