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 |
|---|---|
| 81348 | FEDERAL SPECIFICATIONS PROMULGATED B |
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 |
|---|---|---|
| ADXL | LEFT SIDE FLANGE THICKNESS | 0.312 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| ADAR | BODY OUTSIDE DIAMETER | 3.816 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 3.360 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 4.062 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.875 INCHES NOMINAL |