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 |
|---|---|---|
| ADAR | BODY OUTSIDE DIAMETER | 3.998 INCHES MINIMUM AND 4.000 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 3.998 INCHES MINIMUM AND 4.000 INCHES MAXIMUM |
| AYRN | POSITIONING HOLE WIDTH | 0.188 INCHES NOMINAL |
| ADNU | CORNER RADIUS | 0.250 INCHES NOMINAL INSIDE RIGHT CORNER |
| AYRJ | CENTER FLANGE THICKNESS | 0.188 INCHES NOMINAL |
| AYRG | INTERNAL FLANGE WIDTH | 0.250 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 2.639 INCHES MINIMUM AND 2.641 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 0.812 INCHES NOMINAL |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| AYRE | INTERNAL FLANGE INSIDE DIAMETER | 2.250 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 4.214 INCHES MINIMUM AND 4.219 INCHES MAXIMUM |
| AJFM | END TO FLANGE DISTANCE | 0.281 INCHES NOMINAL |
| AAQL | BODY STYLE | EXTERNAL AND INTERNAL FLANGE |
| MATT | MATERIAL | COPPER ALLOY |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| AYRR | POSITIONING HOLE DEPTH | 0.188 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D5 FED SPEC SINGLE MATERIAL RESPONSE |
| BZLX | CORNER SHAPE | ROUND INSIDE RIGHT CORNER |