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		                             National Stock Number: 4310-00-116-6820
  Federal Supply Class: 4310
  National Item Identification Number: 001166820
  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:
 | 336423R1 | 0SAT8 | KOMATSU AMERICA CORP. |  | 336423R1 | 29510 | KOMATSU AMERICAN INTL CO |  | M1904BB | 61208 | TWIN DISC, INCORPORATED |  | 336423R1 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ |   
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  Techincal Specification:
 | MATERIAL | IRON OVERALL |  | CROSS-SECTIONAL SHAPE STYLE | STRAIGHT FACE SCRAPER, VENTILATED OIL CONTROL |  | JOINT STYLE | INTERLOCKING JOINT |  | RING STYLE | CONCENTRIC |  | RADIAL WALL THICKNESS | 0.1190 INCHES NOMINAL |  | OVERALL WIDTH | 0.0930 INCHES NOMINAL |  | OIL PASSAGE TYPE AND QUANTITY | 6 HOLE HORIZONTALLY THROUGH RING |  | STANDARD BORE DIAMETER | 4.500 INCHES |   
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