PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9-0566-01Ring,wearing

Air & Liquid Systems Corporation Dba Buffalo Pumps · NSN 4320-01-423-4346 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-423-4346 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-423-4346. Primary manufacturer part number: 9-0566-01.
Features
  • Ring,wearing — FSC 4320
  • Body Inside Diameter: 13.750 INCHES NOMINAL IN
  • Material: COPPER ALLOY 910
  • Body Outside Diameter: 14.750 INCHES NOMINAL IN
  • Material Document and Classification: ASTM B505,ALLOY 910 ASSN STD SINGLE MATERIAL RESPONSE
  • 4 verified cross-references
  • Primary manufacturer: Air & Liquid Systems Corporation Dba Buffalo Pumps
Applications
  • Applications requiring Copper Alloy 910 construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-423-4346, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Air & Liquid Systems Corporation Dba Buffalo Pumps. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-423-4346
Primary Part Number9-0566-01
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerAir & Liquid Systems Corporation Dba Buffalo Pumps
StatusACTIVE
Body Inside Diameter13.750 INCHES NOMINAL IN
MaterialCOPPER ALLOY 910
Body Outside Diameter14.750 INCHES NOMINAL IN
Material Document and ClassificationASTM B505,ALLOY 910 ASSN STD SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4320-01-423-44256823-42 INTERCHANGEABLE
Deflector,dirt and Liquid
Air & Liquid Systems Corporation Dba Buffalo Pumps
4320-01-423-44276823-43 INTERCHANGEABLE
Deflector,dirt and Liquid
Air & Liquid Systems Corporation Dba Buffalo Pumps
4320-01-423-56843-0442-01 INTERCHANGEABLE
Impeller,pump,centrifugal
Air & Liquid Systems Corporation Dba Buffalo Pumps
4320-01-423-65008-0207-01 INTERCHANGEABLE
Sleeve,shaft,pump
Air & Liquid Systems Corporation Dba Buffalo Pumps
4320-01-423-65278-0209-01 INTERCHANGEABLE
Sleeve,shaft,pump
Air & Liquid Systems Corporation Dba Buffalo Pumps
Cross-Reference Index
Part NumberManufacturer
NA1775 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
NA1798 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
9-0566-01 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
PL.16VHSM-1 ITEM 9 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
Related Parts
4320-01-423-4425INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
6823-42
4320-01-423-4427INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
6823-43
4320-01-423-5684INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
3-0442-01
4320-01-423-6500INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
8-0207-01
4320-01-423-6527INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
8-0209-01

Frequently Asked Questions

What is NSN 4320-01-423-4346?

NSN 4320-01-423-4346 is a Ring,wearing, manufactured by Air & Liquid Systems Corporation Dba Buffalo Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-423-4346?

NSN 4320-01-423-4346 has 4 cross-referenced part numbers: NA1775 (Air & Liquid Systems Corporation Dba Buffalo Pumps), NA1798 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 9-0566-01 (Air & Liquid Systems Corporation Dba Buffalo Pumps), PL.16VHSM-1 ITEM 9 (Air & Liquid Systems Corporation Dba Buffalo Pumps).

What NSN replaces 4320-01-423-4346?

There are 5 known substitutes for 4320-01-423-4346: 4320-01-423-4425, 4320-01-423-4427, 4320-01-423-5684 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9-0566-01?

Key specifications for 9-0566-01: Special Features: USED ON BUFFALO PUMPS MODEL 16 VHSM CENTRIFUGAL PUMPS; Body Inside Diameter: 13.750 INCHES NOMINAL IN; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: COPPER ALLOY 910. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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