PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CA16371 ITEM 10Ring,wearing

Air & Liquid Systems Corporation Dba Buffalo Pumps · NSN 4320-01-423-7632 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-423-7632 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-423-7632. Primary manufacturer part number: CA16371 ITEM 10.
Features
  • Ring,wearing — FSC 4320
  • 6 verified cross-references
  • Primary manufacturer: Air & Liquid Systems Corporation Dba Buffalo Pumps
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-423-7632, 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. This item has 6 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.

Catalog Facts
Item NameRing,wearing
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersAir & Liquid Systems Corporation Dba Buffalo Pumps (CAGE 83130)
Technical Specifications
ParameterValue
NSN4320-01-423-7632
Primary Part NumberCA16371 ITEM 10
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerAir & Liquid Systems Corporation Dba Buffalo Pumps
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-201-439616371 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
4320-01-423-76273-0452-01 INTERCHANGEABLE
Impeller,pump,centrifugal
Air & Liquid Systems Corporation Dba Buffalo Pumps
4320-01-423-76628-0223-01 INTERCHANGEABLE
Sleeve,shaft,pump
Air & Liquid Systems Corporation Dba Buffalo Pumps
3040-01-424-21687-0110-01 INTERCHANGEABLE
Shaft,shouldered
Air & Liquid Systems Corporation Dba Buffalo Pumps
4820-01-424-2169CA16371 IT-177 INTERCHANGEABLE
Valve,check
Air & Liquid Systems Corporation Dba Buffalo Pumps
Cross-Reference Index
Part NumberManufacturer
CA16371 IT-10 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
PL 4013CRSP-1-ITEM 10 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA16371 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA16371 ITEM 10 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
NA1872-1 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
PL 4013CRSP-1 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
Related Parts
5935-00-201-4396INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
16371
4320-01-423-7627INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
3-0452-01
4320-01-423-7662INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
8-0223-01
3040-01-424-2168INTERCHANGEABLE
SHAFT,SHOULDERED
7-0110-01
4820-01-424-2169INTERCHANGEABLE
VALVE,CHECK
CA16371 IT-177

Frequently Asked Questions

What is NSN 4320-01-423-7632?

NSN 4320-01-423-7632 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 4320-01-423-7632?

NSN 4320-01-423-7632 has 6 cross-referenced part numbers: CA16371 IT-10 (Air & Liquid Systems Corporation Dba Buffalo Pumps), PL 4013CRSP-1-ITEM 10 (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA16371 (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA16371 ITEM 10 (Air & Liquid Systems Corporation Dba Buffalo Pumps), NA1872-1 (Air & Liquid Systems Corporation Dba Buffalo Pumps) and 1 more.

What NSN replaces 4320-01-423-7632?

There are 5 known substitutes for 4320-01-423-7632: 5935-00-201-4396, 4320-01-423-7627, 4320-01-423-7662 and 2 more. Verify interchangeability with system specifications before substitution.

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