PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1449527Bearing,ball,annular

Westinghouse Electric Corp · NSN 3110-00-227-3106 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-3106 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-3106. Primary manufacturer part number: S1449527.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material: GREASE
  • Load Direction: RADIAL
  • Seal Quantity: 2
  • Internal Clearance: 0.0060 INCHES MINIMUM AXIAL AND 0.0080 INCHES MAXIMUM AXIAL IN
  • Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
  • Retainer Fabrication Method: PRESSED
  • Standard Tolerance Designation: ABEC NO.1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-227-3106, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-227-3106
Primary Part NumberS1449527
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusACTIVE
Lubrication MaterialGREASE
Load DirectionRADIAL
Seal Quantity2
Internal Clearance0.0060 INCHES MINIMUM AXIAL AND 0.0080 INCHES MAXIMUM AXIAL IN
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Retainer Fabrication MethodPRESSED
Standard Tolerance DesignationABEC NO.1
Bearing Seal TypeCONTACT
Bore ShapeSTRAIGHT
Surface FinishGROUND
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE CARTRIDGE TYPE
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL INNER RING
MaterialSTEEL RETAINER
Overall Outside Diameter130.00 MILLIMETERS NOMINAL MM
Bore Diameter60.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-097-6345405850-53L INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-107-7338 INTERCHANGEABLE
Bearing,ball,annular
3110-00-155-6677306SFFC INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-156-5047 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8247 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8266 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8276 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8277 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-2418 INTERCHANGEABLE
Bearing,ball,annular
3110-00-227-2248 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
S1449527 PRIMARY Westinghouse Electric Corp (USA)
312SFFCQXA7-6-8 PRIMARY Skf Usa Inc. (USA)
FF-B-171/10 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FFB171/10J12A3B Federal Specifications Promulgated by General Services Administration Washington DC (USA)
312SFFCQXA7 6-8 PRIMARY Skf Usa Inc. (USA)
S1449527 Westinghouse Electric Corp Power Generation-Generator Div (USA)
W312PPE5110 PRIMARY Timken Co Div the Timken Company (USA)
Related Parts
3110-00-097-6345INTERCHANGEABLE
BEARING,BALL,ANNULAR
405850-53L
3110-00-107-7338INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-155-6677INTERCHANGEABLE
BEARING,BALL,ANNULAR
306SFFC
3110-00-156-5047INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8247INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8266INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8276INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8277INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-2418INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-2248INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-4110INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-231-9922INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-227-3106?

NSN 3110-00-227-3106 is a Bearing,ball,annular, manufactured by Westinghouse Electric Corp, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-227-3106?

NSN 3110-00-227-3106 has 7 cross-referenced part numbers: S1449527 (Westinghouse Electric Corp), 312SFFCQXA7-6-8 (Skf Usa Inc.), FF-B-171/10 (Federal Specifications Promulgated by General Services Administration Washington DC), FFB171/10J12A3B (Federal Specifications Promulgated by General Services Administration Washington DC), 312SFFCQXA7 6-8 (Skf Usa Inc.) and 2 more.

What NSN replaces 3110-00-227-3106?

There are 12 known substitutes for 3110-00-227-3106: 3110-00-097-6345, 3110-00-107-7338, 3110-00-155-6677 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S1449527?

Key specifications for S1449527: Lubrication Material: GREASE; Load Direction: RADIAL; Seal Quantity: 2; Overall Width: 2.1250 INCHES NOMINAL IN. 20 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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