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National Stock Number:
4820-01-455-8158
Federal Supply Class:
4820
National Item Identification Number:
014558158
Description:
VALVE,GLOBE-CHECK
Detail:
A VALVE WITH ONE INLET AND ONE OUTLET CONNECTION DESIGNED FOR PRECISE, ADJUSTABLE CONTROL OF THE FLOW IN ONE DIRECTION AND FREE FLOW IN THE OPPOSITE DIRECTION. PRECISE CONTROL IS PROVIDED BY A THREADED NEEDLE OR STEM WHICH IS LIFTED PERPENDICULARLY OFF THE CENTER AXIS OF ITS SEAT. FREE FLOW IS PROVIDED BY AN INTERNAL BY-PASS CHECK VALVE WHICH OPERATES INDEPENDENTLY OF THE NEEDLE OR STEM.
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Manufacturer Information:
| B-1221U-E-1.25IN | 11859 | HUNT VALVE COMPANY, INC. | | B-1221U-E-1.25IN | 30263 | PIMA VALVE, LLC | | FIG B-1221U-E-0125 | 11859 | HUNT VALVE COMPANY, INC. | | FIG B-1221U-E-0125 | 30263 | PIMA VALVE, LLC |
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Techincal Specification:
| BONNET TYPE | PACKING RETAINING | | CONNECTION TYPE | FLANGE ALL ENDS | | FURNISHED ITEMS AND QUANTITY | 1 HANDWHEEL | | FACE TO FACE DISTANCE | 5.750 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 COMP A FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE STEM | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | NOMINAL OUTSIDE DIAMETER | 4.625 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.438 INCHES ALL ENDS | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 1.250 INCHES |
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