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National Stock Number:
4820-01-553-1798
Federal Supply Class:
4820
National Item Identification Number:
015531798
Description:
DISK,VALVE
Detail:
An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.
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Manufacturer Information:
| 803-2177141-4XX-94 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DISC ASSEMBLY PIECES 28, 73, 88 | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A182 GRADE F11 CLASS 2 ASSN STD 1ST MATERIAL RESPONSE AND ASTM A108 GRADE C-1018 ASSN STD 2ND MATERIAL RESPONSE | | MATERIAL | STEEL | | SPECIAL FEATURES | DISK ASSEMBLY INCLUDES PIECE 28 LOCKING KEY (4" VALVE ONLY) COLD DRAWN CARBON STEEL ASTM A108 GRADE C-1018; PIECE 73 DISC (4") LOW ALLOY STEEL ASTM A-182 GRADE F11 CLASS 2; AND PIECE 88 BODY GUIDED DISC NUT (4" IN-LINE) FORGED ALLOY STEEL ASTM A182 GRADE |
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