PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48502Bearing,sleeve

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 3120-00-474-3388 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-474-3388 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-474-3388. Primary manufacturer part number: 48502.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Flange Outside Diameter: 1.1250 INCHES NOMINAL IN
  • Body Inside Diameter: 0.7380 INCHES MINIMUM AND 0.7420 INCHES MAXIMUM IN
  • Flange Width: 0.0890 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-474-3388, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-474-3388
Primary Part Number48502
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Flange Outside Diameter1.1250 INCHES NOMINAL IN
Body Inside Diameter0.7380 INCHES MINIMUM AND 0.7420 INCHES MAXIMUM IN
Flange Width0.0890 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE INSIDE RIGHT CORNER
Body Outside Diameter1.0015 INCHES MINIMUM AND 1.0025 INCHES MAXIMUM IN
Corner ShapeCHAMFERED INSIDE LEFT CORNER
MaterialCOPPER ALLOY OVERALL
Antirotation/lubrication Type and Quantity1 HOLE
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Material Document and ClassificationAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter0.1250 INCHES NOMINAL FIRST IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-156-3467102668-22 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-01-429-4861K-48502 INTERCHANGEABLE
Gasket
Natco/carlton Lp
Cross-Reference Index
Part NumberManufacturer
48502 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
48502 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
3110-00-156-3467INTERCHANGEABLE
BEARING,BALL,ANNULAR
102668-22
5330-01-429-4861INTERCHANGEABLE
GASKET
K-48502

Frequently Asked Questions

What is NSN 3120-00-474-3388?

NSN 3120-00-474-3388 is a Bearing,sleeve, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-474-3388?

NSN 3120-00-474-3388 has 2 cross-referenced part numbers: 48502 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 48502 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 3120-00-474-3388?

There are 2 known substitutes for 3120-00-474-3388: 3110-00-156-3467, 5330-01-429-4861. Verify interchangeability with system specifications before substitution.

What are the specifications of 48502?

Key specifications for 48502: Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER; Flange Outside Diameter: 1.1250 INCHES NOMINAL IN; Body Inside Diameter: 0.7380 INCHES MINIMUM AND 0.7420 INCHES MAXIMUM IN. 16 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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