NSN 4320-00-391-2891 5, M41, M4-1
Product Details | WEARING RING
4320-00-391-2891 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.20229350055Engine System Cooling Components, Aircraft Prime Moving43200020Power and Hand Pumps
Part Alternates: 5, M41, M4-1, MM5, 4320-00-391-2891, 00-391-2891, 4320003912891, 003912891
Pumps and Compressors | Power and Hand Pumps
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 43 | 00-391-2891 | 22534 ( RING, WEARING ) |
Drawings & Photos | NSN 4320-00-391-2891
Demand History | NSN 4320-00-391-2891
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| MM5 | 2021-07-187 | 2 | United States |
| MM5 | 2021-01-12 | 1 | United States |
| 5 | 2018-07-205 | 1 | Singapore |
| 5 | 2017-08-214 | 1 |
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Technical Data | NSN 4320-00-391-2891
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY |
| BODY STYLE | 18 EXTERNAL FLANGE |
| OVERALL LENGTH | 0.703 INCHES NOMINAL |
| BOLT CIRCLE DIAMETER | 5.000 INCHES NOMINAL |
| FLANGE DIAMETER | 5.468 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 4.498 INCHES MINIMUM AND 4.499 INCHES MAXIMUM |
| BODY INSIDE DIAMETER | 3.750 INCHES NOMINAL |
| MINOR OUTSIDE DIAMETER | 3.989 INCHES NOMINAL |
| END TO FLANGE DISTANCE | 0.125 INCHES NOMINAL |
| CENTER FLANGE THICKNESS | 0.125 INCHES NOMINAL |
| BOLT HOLE QUANTITY | 4 |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.250 INCHES NOMINAL |
| CORNER SHAPE | ROUND INSIDE LEFT CORNER ROUND INSIDE RIGHT CORNER SQUARE OUTSIDE LEFT CORNER SQUARE OUTSIDE RIGHT CORNER |
| CORNER RADIUS | 0.125 INCHES NOMINAL INSIDE LEFT CORNER 0.062 INCHES NOMINAL INSIDE RIGHT CORNER |
| SPECIAL FEATURES | FURNISHED W/FOUR SCREWS |
Restrictions/Controls & Freight Information | NSN 4320-00-391-2891
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||