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 |
|---|---|
| 04579 | AURORA PUMP A UNIT OF GENERAL SIGNAL |
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 |
|---|---|---|
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | FREE OF MERCURY CONTAMINATION FOR NUCLEAR PROPULSION PLANTS |
| MATT | MATERIAL | COPPER ALLOY |
| ADAR | BODY OUTSIDE DIAMETER | 4.734 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 4.371 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 50.0 MICROINCHES ALL SURFACES |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| ABHP | OVERALL LENGTH | 1.000 INCHES NOMINAL |
| AAQL | BODY STYLE | PLAIN |