Product Details | WEARING RING

4320-00-903-6694 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: 5400114113, 540-011-411-3, 4320-00-903-6694, 00-903-6694, 4320009036694, 009036694

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 01 JAN 1960 00-903-6694

Drawings & Photos | NSN 4320-00-903-6694


Demand History | NSN 4320-00-903-6694

Part Number Request Date QTY Origin
4320-00-903-6694 2018-10-274 10 DIBBS
4320-00-903-6694 2018-09-261 10 DIBBS
4320-00-903-6694 2017-11-310 3 DIBBS
4320-00-903-6694 2017-10-299 3 DIBBS
4320-00-903-6694 2016-11-332 3 DIBBS
4320-00-903-6694 2015-02-39 4 DIBBS
4320-00-903-6694 2015-01-15 3 DIBBS
4320-00-903-6694 2014-04-110 3 DIBBS
4320-00-903-6694 2012-08-218 5 DIBBS
4320-00-903-6694 2012-01-27 6 DIBBS
4320-00-903-6694 2011-08-220 11 DIBBS
4320-00-903-6694 2011-05-140 1 DIBBS
4320-00-903-6694 2010-02-34 1 DIBBS
4320-00-903-6694 2009-10-279 5 DIBBS
4320-00-903-6694 2009-04-111 7 DIBBS
4320-00-903-6694 2009-03-76 77 DIBBS
4320-00-903-6694 2009-03-62 76 DIBBS
4320-00-903-6694 2008-07-211 10 DIBBS
4320-00-903-6694 2007-07-198 21 DIBBS
4320-00-903-6694 2007-06-157 5 DIBBS

Cross Reference | NSN 4320-00-903-6694

Part Number Cage Code Manufacturer
540-011-411-3 80070 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
540-011-411-3 97499 BELL HELICOPTER TEXTRON INC.

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Technical Data | NSN 4320-00-903-6694

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-250/4,T351 FED SPEC SINGLE MATERIAL RESPONSE
BODY STYLE 2 PLAIN W/INTERNAL FLANGE
OVERALL LENGTH 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
BOLT CIRCLE DIAMETER 8.307 INCHES MINIMUM AND 8.317 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 9.252 INCHES MINIMUM AND 9.257 INCHES MAXIMUM
BODY INSIDE DIAMETER 8.990 INCHES MINIMUM AND 9.010 INCHES MAXIMUM
INTERNAL FLANGE INSIDE DIAMETER 7.770 INCHES MINIMUM AND 7.790 INCHES MAXIMUM
INTERNAL FLANGE WIDTH 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
BOLT HOLE QUANTITY 16
UNTHREADED MOUNTING HOLE DIAMETER 0.264 INCHES MINIMUM AND 0.271 INCHES MAXIMUM
CORNER SHAPE SQUARE ALL CORNERS
SURFACE FINISH 63.0 MICROINCHES COUNTERBORE 63.0 MICROINCHES INSIDE 63.0 MICROINCHES LEFT FACE 63.0 MICROINCHES RIGHT FACE 8.0 MICROINCHES OUTSIDE
MANUFACTURERS CODE 97499
DESIGN CONTROL REFERENCE 540-011-411-3

Restrictions/Controls & Freight Information | NSN 4320-00-903-6694

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 128000 PUMPS PWR NOI/WORKING HEADS/PARTS
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4320-00-903-6694

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityAItem requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. Refer to appropriate manuals or directives for specific instructions.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each