PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CA9368-4Ring,wearing

Air & Liquid Systems Corporation Dba Buffalo Pumps · NSN 4320-01-290-5251 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-290-5251 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-290-5251. Primary manufacturer part number: CA9368-4.
Features
  • Ring,wearing — FSC 4320
  • 3 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 4320-01-290-5251, 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 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-290-5251
Primary Part NumberCA9368-4
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 8
5331-00-003-678311713 INTERCHANGEABLE
O-Ring
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
4420-00-051-3474D-57621 INTERCHANGEABLE
Tool Set,condenser
DC Fabricators Inc
5930-00-137-0873 INTERCHANGEABLE
Switch,mercury
2520-00-164-014611269 INTERCHANGEABLE
Yoke
Komatsu America Corporation
5305-00-206-5035 INTERCHANGEABLE
Setscrew
3040-00-734-80527348052 INTERCHANGEABLE
Shaft,straight
U S Army Tank Automotive Command Amsta-Im-Mm
2805-00-735-6052112-0069 INTERCHANGEABLE
Pin,piston
Cummins Power Generation Inc.
4140-01-333-728211269 INTERCHANGEABLE
Fan,centrifugal
Krack Corp
Cross-Reference Index
Part NumberManufacturer
11269 Rps-Fl, Inc. Dba Rps Inc (USA)
CA9366 PIECE 4 Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA9368-4 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
Related Parts
5331-00-003-6783INTERCHANGEABLE
O-RING
11713
4420-00-051-3474INTERCHANGEABLE
TOOL SET,CONDENSER
D-57621
5930-00-137-0873INTERCHANGEABLE
SWITCH,MERCURY
2520-00-164-0146INTERCHANGEABLE
YOKE
11269
5305-00-206-5035INTERCHANGEABLE
SETSCREW
3040-00-734-8052INTERCHANGEABLE
SHAFT,STRAIGHT
7348052
2805-00-735-6052INTERCHANGEABLE
PIN,PISTON
112-0069
4140-01-333-7282INTERCHANGEABLE
FAN,CENTRIFUGAL
11269

Frequently Asked Questions

What is NSN 4320-01-290-5251?

NSN 4320-01-290-5251 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 4320-01-290-5251?

NSN 4320-01-290-5251 has 3 cross-referenced part numbers: 11269 (Rps-Fl, Inc. Dba Rps Inc), CA9366 PIECE 4 (Air & Liquid Systems Corporation Dba Buffalo Pumps), CA9368-4 (Air & Liquid Systems Corporation Dba Buffalo Pumps).

What NSN replaces 4320-01-290-5251?

There are 8 known substitutes for 4320-01-290-5251: 5331-00-003-6783, 4420-00-051-3474, 5930-00-137-0873 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CA9368-4?

Key specifications for CA9368-4: End Item Identification: CENTRIFUGAL PUMP. 1 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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