76-7521
View detailed technical data, stock status, and sourcing information for: 76-7521
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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.
0.8760 inches nominal body inside diameter, 1.1250 inches nominal body outside diameter, pump,distillate,aqua-chem,inc end item identification, 0.1562 inches nominal first hole diameter, 4.0000 inches nominal overall length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Hole Diameter
- 0.1562 inches nominal first
- Overall Length
- 4.0000 inches nominal
- Body Outside Diameter
- 1.1250 inches nominal
- Body Inside Diameter
- 0.8760 inches nominal
- End Item Identification
- pump,distillate,aqua-chem,inc
- Lubricant Accommodation Style
- grooved circular
- Corner Shape
- chamfered inside right corner
- Corner Shape
- chamfered outside left corner
- Corner Shape
- square inside left corner
- Corner Shape
- square outside right corner
- Antirotation/Lubrication Type And Quantity
- 1 hole
- Surface Groove Location And Quantity
- 1 internal
- Keyway Dimension
- 0.0937 inches nominal internal keyway depth
- Keyway Dimension
- 0.3750 inches nominal internal keyway length
- Material
- nickel alloy k-500 overall
- Material Document And Classification
- qq-n-286 fed spec 1st material response overall
- Style Designator
- solid, plain, no outside flanges
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4320-00-071-2108 | No Name Available | 02/01/1980 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 076-07522-000 | Pump Shaft Sleeve |
| 76-148 | Pump Shaft Sleeve |
| 76-148A | Pump Shaft Sleeve |
| 76-7521 | Pump Shaft Sleeve |
| 76-7522 | Pump Shaft Sleeve |
| CS4320-0376 | Pump Shaft Sleeve |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4320-00-833-7877?
Does the NSN 4320-00-833-7877 have a Schedule B code assigned?
Does NSN 4320-00-833-7877 require demilitarization?
Does NSN 4320-00-833-7877 contain precious materials?
Does NSN 4320-00-833-7877 contain hazardous materials?
When the NSN 4320-00-833-7877 was assigned to the Federal Catalog?
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Pricing
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