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		                        | National Stock Number:
 5331-12-314-3476
 
 Federal Supply Class:
 5331
 
 National Item Identification Number:
 123143476
 
 Description:
 O-RING
 
 Detail:
 A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see PACKING,PREFORMED. For noncircular items with a round cross-section, see SEAL,NONMETALLIC ROUND SECTION and RUBBER,ROUND SECTION.
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 Manufacturer Information:
 
 | 20X2,5MMN429 | D8266 | MTU FRIEDRICHSHAFEN GMBH |  | 700429020000 | D8266 | MTU FRIEDRICHSHAFEN GMBH |  | E.MT.727 | G1452 | MIETSEL S.A. |  | 700429020000.MTU | ZV158 | PENSKE POWER SYSTEMS PTY LTD | 
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 Techincal Specification:
 
 | CENTER HOLE DIAMETER | 20,0 MILLIMETERS NOMINAL |  | CROSS-SECTIONAL HEIGHT | 2,5 MILLIMETERS NOMINAL |  | HARDNESS RATING | 70,0 SHORE DUROMETER A NOMINAL |  | MATERIAL DOCUMENT AND CLASSIFICATION | MMN387, D8266 MFR REF SINGLE MATERIAL RESPONSE |  | MATERIAL | RUBBER FLUOROCARBON CLASS FPM |  | TEMP RATING | -20,0 DEG CELSIUS AND 200,0 DEG CELSIUS | 
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