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National Stock Number:
4820-01-071-7388
Federal Supply Class:
4820
National Item Identification Number:
010717388
Description:
SEAT,VALVE
Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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Manufacturer Information:
| 205620PC14-2 1-2 | 43689 | HUNTINGTON INGALLS INC | | 2621-926-03PC18-CLJ2.5IN | 16626 | CIRCOR INTL INC | | 2621-926-03PC18-CLJ2.5IN | 96169 | ELECTRIC BOAT CORPORATION | | 803-5001003 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-5001003-X9XX-04 | 53711 | NAVAL SEA SYSTEMS COMMAND | | HBV-S2-24-0002-04 | 0AZ22 | B N L INDUSTRIES INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.250 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.677 INCHES MINIMUM AND 3.682 INCHES MAXIMUM | | FLANGE DIAMETER | 3.990 INCHES MINIMUM AND 3.995 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.155 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | 2.15 MIN GRAVITY AS MFG BY DUPONT OR EQUAL MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | SEAT ANGLE IN DEG | 35.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.355 INCHES NOMINAL |
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