PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CA6239PC16Bearing,sleeve

Air & Liquid Systems Corporation Dba Buffalo Pumps · NSN 3120-00-288-6451 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-288-6451 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-288-6451. Primary manufacturer part number: CA6239PC16.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 1.2820 INCHES MINIMUM AND 1.2825 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
  • Material Document and Classification: QQ-N-286,CLASS B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: NICKEL ALLOY 502 OVERALL
  • Corner Shape: CHAMFERED INSIDE LEFT CORNER
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Nickel Alloy 502 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-288-6451, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Air & Liquid Systems Corporation Dba Buffalo Pumps. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-288-6451
Primary Part NumberCA6239PC16
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAir & Liquid Systems Corporation Dba Buffalo Pumps
StatusACTIVE
Body Inside Diameter1.2820 INCHES MINIMUM AND 1.2825 INCHES MAXIMUM IN
Body Outside Diameter1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
Material Document and ClassificationQQ-N-286,CLASS B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialNICKEL ALLOY 502 OVERALL
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeSQUARE INSIDE RIGHT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4920-00-204-0318 INTERCHANGEABLE
Test Stand,hydraulic System Comp
5940-00-329-5608 INTERCHANGEABLE
Ferrule,angle,spring Snap
2520-00-734-838510973 INTERCHANGEABLE
Disk Asy W Facing
Sachs-Boge of America
1660-00-830-1831 INTERCHANGEABLE
Parts Kit,oxygen Mask
3010-01-277-7588514455 INTERCHANGEABLE
Insert,flexible Coupling
Rexnord Industries, Llc Div Couplings Division
4730-01-509-613110955 INTERCHANGEABLE
Restrictor,fluid Flow
North American Controls Inc Dba North American Controls Inc
Cross-Reference Index
Part NumberManufacturer
CS2886451 Calabrese & Sons, Inc. (USA)
157454088-16 Euramco Safety Inc (USA)
CA6239PC16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
10955 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
CA8192PC13 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA8191PC13 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA6883PC16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA6238P16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA6238-16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
CA6240PC16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
55-22517-20 PRIMARY Euramco Safety Inc (USA)
CA6886PC16 PRIMARY Air & Liquid Systems Corporation Dba Buffalo Pumps (USA)
Related Parts
4920-00-204-0318INTERCHANGEABLE
TEST STAND,HYDRAULIC SYSTEM COMP
5940-00-329-5608INTERCHANGEABLE
FERRULE,ANGLE,SPRING SNAP
2520-00-734-8385INTERCHANGEABLE
DISK ASY W FACING
10973
1660-00-830-1831INTERCHANGEABLE
PARTS KIT,OXYGEN MASK
3010-01-277-7588INTERCHANGEABLE
INSERT,FLEXIBLE COUPLING
514455
4730-01-509-6131INTERCHANGEABLE
RESTRICTOR,FLUID FLOW
10955

Frequently Asked Questions

What is NSN 3120-00-288-6451?

NSN 3120-00-288-6451 is a Bearing,sleeve, manufactured by Air & Liquid Systems Corporation Dba Buffalo Pumps, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-288-6451?

NSN 3120-00-288-6451 has 12 cross-referenced part numbers: CS2886451 (Calabrese & Sons, Inc.), 157454088-16 (Euramco Safety Inc), CA6239PC16 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 10955 (Rps-Fl, Inc. Dba Rps Inc), CA8192PC13 (Air & Liquid Systems Corporation Dba Buffalo Pumps) and 7 more.

What NSN replaces 3120-00-288-6451?

There are 6 known substitutes for 3120-00-288-6451: 4920-00-204-0318, 5940-00-329-5608, 2520-00-734-8385 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CA6239PC16?

Key specifications for CA6239PC16: Overall Length: 3.5610 INCHES MINIMUM AND 3.5640 INCHES MAXIMUM IN; Body Inside Diameter: 1.2820 INCHES MINIMUM AND 1.2825 INCHES MAXIMUM IN; Body Outside Diameter: 1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN; Material Document and Classification: QQ-N-286,CLASS B FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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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