Part Number
Part Number:
NSN:
NIIN:
Item Name:
RING , WEARING
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 83130 | BUFFALO PUMPS INC. |
Federal Supply Class
Title
POWER AND HAND PUMPS
Inclusions:
Exclusions:
EXCLUDES LABORATORY JET PUMPS (FSG 65 AND 66).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ADNU | CORNER RADIUS | 0.188 INCHES NOMINAL INSIDE RIGHT CORNER |
| AYRG | INTERNAL FLANGE WIDTH | 0.250 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 8.249 INCHES MINIMUM AND 8.250 INCHES MAXIMUM |
| ABGA | GROOVE DEPTH | 0.108 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 7.503 INCHES MINIMUM AND 7.505 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| AAQL | BODY STYLE | GROOVED W/INTERNAL AND EXTERNAL FLANGE |
| AYRL | LARGEST EXTERNAL ANCHOR FLANGE RADIUS | 4.609 INCHES MINIMUM AND 4.625 INCHES MAXIMUM |
| AYRJ | CENTER FLANGE THICKNESS | 0.172 INCHES MINIMUM AND 0.177 INCHES MAXIMUM |
| AJFM | END TO FLANGE DISTANCE | 0.391 INCHES NOMINAL |
| MATT | MATERIAL | COPPER ALLOY |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| AYRK | SMALLEST EXTERNAL ANCHOR FLANGE RADIUS | 4.359 INCHES MINIMUM AND 4.375 INCHES MAXIMUM |
| AYRM | DISTANCE BELOW CENTERLINE | 0.063 INCHES NOMINAL |
| ABGF | GROOVE WIDTH | 0.190 INCHES NOMINAL |
| BZLX | CORNER SHAPE | ROUND INSIDE RIGHT CORNER |
| AYRE | INTERNAL FLANGE INSIDE DIAMETER | 6.750 INCHES NOMINAL |
| ANTT | DISTANCE FROM END TO GROOVE CENTER | 0.220 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.938 INCHES NOMINAL |