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National Stock Number:
4320-00-097-0842
Federal Supply Class:
4320
National Item Identification Number:
000970842
Description:
RING,WEARING
Detail:
A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
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Manufacturer Information:
| 57-2-4 | 77212 | TBG INC PEERLESS PUMP DIV | | A155-264PC57 | 77212 | TBG INC PEERLESS PUMP DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.499 INCHES MINIMUM AND 3.500 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 4.000 INCHES MINIMUM AND 4.001 INCHES MAXIMUM | | BODY STYLE | EXTERNAL FLANGE | | CORNER SHAPE | SQUARE ALL CORNERS | | FLANGE DIAMETER | 4.250 INCHES NOMINAL | | LEFT SIDE FLANGE THICKNESS | 0.125 INCHES NOMINAL | | OVERALL LENGTH | 0.812 INCHES NOMINAL | | MATERIAL | COPPER ALLOY | | SPECIAL FEATURES | ONE POSITIONING LUG 0.250 IN. DIA BY 0.250 IN. LG LOCATEDON PERIPHERY OF BODY,0.312 IN. FROM INSIDE OF,FLANGE TOCENTER OF HOLE | | SURFACE FINISH | 125.0 MICROINCHES INSIDE | | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE | | SURFACE FINISH | 125.0 MICROINCHES LEFT FACE | | SURFACE FINISH | 125.0 MICROINCHES RIGHT FACE |
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