Product Details | WEARING RING

4320-00-921-6542 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: DS930201, DS-930201, 9083501-97, 930201, 67A10044, 67A1004-4, 6891378420, 9083501, 4320-00-921-6542, 00-921-6542, 4320009216542, 009216542, 908350197

Pumps and Compressors | Power and Hand Pumps

Supply Group (FSG) NSN Assign. NIIN
43 03 DEC 1965 00-921-6542

Drawings & Photos | NSN 4320-00-921-6542


Demand History | NSN 4320-00-921-6542

Part Number Request Date QTY Origin
930201 2024-11-323 3 UK
930201 2024-11-319 4 Japan
930201 2020-01-05 45 DIBBS
DS-930201 2020-01-05 45 DIBBS
930201 2019-10-282 6 FR
930201 2019-05-142 3 DIBBS
DS-930201 2019-05-142 3 DIBBS

Cross Reference | NSN 4320-00-921-6542

Part Number Cage Code Manufacturer
67A1004-4 43491 GENERAL SIGNAL CORP
67A1004-4 90166 EATON AEROSPACE LLC DBA USE CAGE CODE 62983 FOR
6891378420 F0217 LABINAL POWER SYSTEMS
9083501 18876 U S ARMY AVIATION AND MISSILE COMMAND
9083501-97 18876 U S ARMY AVIATION AND MISSILE COMMAND
930201 90166 EATON AEROSPACE LLC DBA USE CAGE CODE 62983 FOR
DS-930201 90166 EATON AEROSPACE LLC DBA USE CAGE CODE 62983 FOR

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Technical Data | NSN 4320-00-921-6542

Characteristic Specifications
MATERIAL STEEL
BODY STYLE 4 PLAIN W/INTERNAL FLANGE
OVERALL LENGTH 0.375 INCHES NOMINAL
BODY OUTSIDE DIAMETER 1.188 INCHES NOMINAL
BODY INSIDE DIAMETER 1.062 INCHES NOMINAL
INTERNAL FLANGE INSIDE DIAMETER 0.812 INCHES NOMINAL
INTERNAL FLANGE WIDTH 0.125 INCHES NOMINAL
UNTHREADED MOUNTING HOLE DIAMETER 0.125 INCHES NOMINAL
CORNER SHAPE SQUARE INSIDE LEFT CORNER SQUARE INSIDE RIGHT CORNER SQUARE OUTSIDE LEFT CORNER CHAMFERED OUTSIDE RIGHT CORNER
CHAMFER ANGLE 45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
CHAMFER LENGTH 0.062 INCHES NOMINAL OUTSIDE RIGHT CORNER

Restrictions/Controls & Freight Information | NSN 4320-00-921-6542

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 BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
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 4320-00-921-6542

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
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
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