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		                        | National Stock Number:
 4820-01-296-6077
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012966077
 
 Description:
 VALVE,CHECK
 
 Detail:
 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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 Manufacturer Information:
 
 | 1128SCH608-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |  | 1128SCH608-1 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |  | 4C2260-2 | 99240 | CRISSAIR INC | 
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 Techincal Specification:
 
 | STYLE DESIGNATOR | STRAIGHT THRU |  | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |  | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) 1ST END |  | THREAD SERIES DESIGNATOR | UNJS 1ST END |  | NOMINAL THREAD SIZE | 0.5625 INCHES 1ST END |  | THREAD QUANTITY PER INCH | 20 1ST END |  | THREAD CLASS | 3A 1ST END |  | MOUNTING POSITION | HORIZONTAL |  | SPECIAL FEATURES | 2ND END IS DYNATUBE, 3/8 IN T.D. DYNA TUE TO 3/8 IN T.S. MS; VALVE IS 1.233 IN LONG, MAJOR DIA: NOR DIA: MAX-0.5047, MIN-0.4985; ROOT RAD: MAX-0.0090, MIN-0.0075 | 
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