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		                        | National Stock Number:
 4820-01-275-3707
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 012753707
 
 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:
 
 | 4-927-0130 | 62618 | GREENFIELD COMPRESSION INC. |  | 4-927-0130CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | 680-0X3CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |  | 4-927-07-0130 | 62618 | GREENFIELD COMPRESSION INC. |  | 680-0X3 | 62618 | GREENFIELD COMPRESSION INC. | 
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 Techincal Specification:
 
 | CRITICALITY CODE JUSTIFICATION | ZZZY |  | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 | 
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