PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B26946Bearing,sleeve

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 3120-00-662-3030 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-662-3030 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-662-3030. Primary manufacturer part number: B26946.
Features
  • Bearing,sleeve — FSC 3120
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Outside Diameter: 3.6895 INCHES MINIMUM AND 3.6915 INCHES MAXIMUM IN
  • Corner Shape: SQUARE ALL CORNERS
  • Features Provided: CASEHARDENED
  • Antirotation/lubrication Type and Quantity: 1 HOLE
  • Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
  • Material: STEEL OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-662-3030, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-662-3030
Primary Part NumberB26946
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Outside Diameter3.6895 INCHES MINIMUM AND 3.6915 INCHES MAXIMUM IN
Corner ShapeSQUARE ALL CORNERS
Features ProvidedCASEHARDENED
Antirotation/lubrication Type and Quantity1 HOLE
Surface Finish63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
MaterialSTEEL OVERALL
Hole Diameter0.1660 INCHES MINIMUM AND 0.1665 INCHES MAXIMUM FIRST IN
Hardness Rating40.0 ROCKWELL C NOMINAL OUTER LAYER
Body Inside Diameter3.4285 INCHES MINIMUM AND 3.4325 INCHES MAXIMUM IN
Material Document and ClassificationAMS 4820 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5305-00-021-3806001-020121-000 INTERCHANGEABLE
Screw,cap,hexagon Head
Insitu, Inc.
5977-00-284-835726946 INTERCHANGEABLE
Holder,electrical Contact Brush
Prestolite Electric Inc
5935-00-303-0764372-1078-000 INTERCHANGEABLE
Backshell,electrical Connector
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5331-00-350-9013 INTERCHANGEABLE
O-Ring
5120-00-972-0428JC5307 INTERCHANGEABLE
Wrench,control Port
Johnson Controls, Inc Div Building Efficiency
Cross-Reference Index
Part NumberManufacturer
AS26946 Aircraft Supplies (USA)
26946 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
B26946 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5305-00-021-3806INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
001-020121-000
5977-00-284-8357INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
26946
5935-00-303-0764INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
372-1078-000
5331-00-350-9013INTERCHANGEABLE
O-RING
5120-00-972-0428INTERCHANGEABLE
WRENCH,CONTROL PORT
JC5307

Frequently Asked Questions

What is NSN 3120-00-662-3030?

NSN 3120-00-662-3030 is a Bearing,sleeve, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-662-3030?

NSN 3120-00-662-3030 has 3 cross-referenced part numbers: AS26946 (Aircraft Supplies), 26946 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), B26946 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 3120-00-662-3030?

There are 5 known substitutes for 3120-00-662-3030: 5305-00-021-3806, 5977-00-284-8357, 5935-00-303-0764 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B26946?

Key specifications for B26946: Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Body Outside Diameter: 3.6895 INCHES MINIMUM AND 3.6915 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS; Features Provided: CASEHARDENED. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-662-3030 still in active supply?

NSN 3120-00-662-3030 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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