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4320-00-420-0780

Wearing Ring

4320004200780 004200780 52-103-939-01 52-103-939-00-001 52-520-915PC5A 52-520-917PC5A U20215PC5A U20917PC5A U3939-1

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. View more Wearing Ring

Managed by United States

NSN Created on 1 Jan 1963

Data Last Changed
January 2023

NATO Update Count
10

NATO Data Quality

AAQL Style 1 for 4320-00-420-0780 1/1 — NSN 4320-00-420-0780 (Identification) 1/1

Marketplace 4320-00-420-0780

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4320-00-420-0780 Wearing Ring 4320004200780 004200780

52-103-939-01 52-103-939-00-001 52-520-915PC5A 52-520-917PC5A U20215PC5A U20917PC5A U3939-1 A cylindrical
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6220-14-433-8581 Dome Light 6220144338581 144338581,004200780

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Restrictions 4320-00-420-0780

4320-00-420-0780 is a Wearing Ring that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.

Import and Export 4320-00-420-0780

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End Users 4320-00-420-0780

Spain (YB01)
Effective Date:: 1 Apr 1991

Turkey (ZW01)
Effective Date:: 1 Nov 1998

Approved Sources 4320-00-420-0780

Part Number
Manufacturer
Status
52-103-939-01: 92392 - Allis-Chalmers Corp (Obsolete); Primary Buy; RNCC 3 RNVC 2 DAC X
52-103-939-00-001: 92392 - Allis-Chalmers Corp (Obsolete); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 5
52-520-915PC5A: 92392 - Allis-Chalmers Corp (Obsolete); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 5
52-520-917PC5A: 92392 - Allis-Chalmers Corp (Obsolete); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 5
U20215PC5A: 92392 - Allis-Chalmers Corp (Obsolete); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 5
U20917PC5A: 92392 - Allis-Chalmers Corp (Obsolete); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 5
U3939-1: 92392 - Allis-Chalmers Corp (Obsolete); Canceled/Obsolete; RNCC 5 RNVC 9 DAC 5

Datasheet 4320-00-420-0780

Characteristic
Specifications
FIIG: A19900
Material [MATT]: Copper Alloy
Body Style [AAQL]: Plain
Overall Length [ABHP]: 0.750 Inches Nominal
Body Outside Diameter [ADAR]: 7.065 Inches Nominal
Body Inside Diameter [ADAS]: 6.500 Inches Nominal
Corner Shape [BZLX]: Square Inside Left Corner
Corner Shape [BZLX]: Square Inside Right Corner
Corner Shape [BZLX]: Square Outside Left Corner
Corner Shape [BZLX]: Chamfered Outside Right Corner
Chamfer Angle [CSYT]: 45.0 Degrees Nominal All Corners
Chamfer Length [AAZP]: 0.125 Inches Nominal All Corners

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Freight Information 4320-00-420-0780

4320-00-420-0780 has freight characteristics.. 4320-00-420-0780 has a variance between NMFC and UFC when transported by rail and the description should be consulted.

Packaging Data 4320-00-420-0780

Responsible Activity
Packaging Data Source: Primary Inventory Control Activity (PICA); --

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation: --; --; Bare Metal Item; 2lb or less, one dimension 2" or less, other dimensions less than 24"; Above 110G; No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying: --; 8.5" H x 8.5" W x 1.5" L; --; --; --; Any Suitable Process

Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking: No Requirement; No Requirement; No Requirement; Not Applicable; --; No special marking

Intermediate Pack Level

Quantity of Unit Packs
Container: --