PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7309DBBearing,ball,duplex

Skf Usa Inc. · NSN 3110-00-158-8298 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-158-8298 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-158-8298. Primary manufacturer part number: 7309DB.
Features
  • Bearing,ball,duplex — FSC 3110
  • Standard Tolerance Designation: ABEC NO.1
  • Load Direction: ANGULAR
  • Standard Tolerance Designation: ABEC NO.1
  • Load Direction: ANGULAR
  • Overall Outside Diameter: 100.00 MILLIMETERS NOMINAL MM
  • Bearing Preload Designation: LIGHT
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-158-8298, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-158-8298
Primary Part Number7309DB
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Standard Tolerance DesignationABEC NO.1
Load DirectionANGULAR
Standard Tolerance DesignationABEC NO.1
Load DirectionANGULAR
Overall Outside Diameter100.00 MILLIMETERS NOMINAL MM
Bearing Preload DesignationLIGHT
Surface FinishGROUND
Bore Diameter45.00 MILLIMETERS NOMINAL MM
Bearing Preload DesignationLIGHT
Retainer Fabrication MethodPRESSED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-109-13917309BGM2BRGS INTERCHANGEABLE
Bearing,ball,duplex
Skf Usa Inc.
5940-00-134-07801417 INTERCHANGEABLE
Terminal,stud
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
3110-00-156-80647309BYG05 INTERCHANGEABLE
Bearing,ball,duplex
Skf Usa Inc.
3110-00-157-03326536 INTERCHANGEABLE
Bearing,ball,annular
Clayton Manufacturing Company
5930-00-321-0506 INTERCHANGEABLE
Switch Assembly
2940-00-377-555035298 INTERCHANGEABLE
Filter Element,fluid
Arvinmeritor Inc
4310-00-413-28778161 INTERCHANGEABLE
Ring Set,piston
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5996-00-416-0022468-5 INTERCHANGEABLE
Amplifier,radio Frequency
General Microwave Corporation Div Kratos Microwave Electronics
6685-00-718-09526536 INTERCHANGEABLE
Harness Assy,thermo
Unison Industries Llc
5305-00-914-41806536 INTERCHANGEABLE
Screw,machine
Michigan Dynamics Inc
Cross-Reference Index
Part NumberManufacturer
7309DB PRIMARY Skf Usa Inc. (USA)
7309BGY2 Skf Usa Inc. (USA)
7309BEGBY PRIMARY Skf Usa Inc. (USA)
7309PDS PRIMARY Skf Usa Inc. (USA)
7309-GD PRIMARY Parker-Hannifin Corp Div O-Ring Division (USA)
2X55 PRIMARY Steego Corp (USA)
6536 PRIMARY Scripps Marine Engine Co (USA)
A23591-1 Pettibone Llc (USA)
Related Parts
3110-00-109-1391INTERCHANGEABLE
BEARING,BALL,DUPLEX
7309BGM2BRGS
5940-00-134-0780INTERCHANGEABLE
TERMINAL,STUD
1417
3110-00-156-8064INTERCHANGEABLE
BEARING,BALL,DUPLEX
7309BYG05
3110-00-157-0332INTERCHANGEABLE
BEARING,BALL,ANNULAR
6536
5930-00-321-0506INTERCHANGEABLE
SWITCH ASSEMBLY
2940-00-377-5550INTERCHANGEABLE
FILTER ELEMENT,FLUID
35298
4310-00-413-2877INTERCHANGEABLE
RING SET,PISTON
8161
5996-00-416-0022INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
468-5
6685-00-718-0952INTERCHANGEABLE
HARNESS ASSY,THERMO
6536
5305-00-914-4180INTERCHANGEABLE
SCREW,MACHINE
6536
3110-00-976-9738INTERCHANGEABLE
BEARING,BALL,DUPLEX
2910-01-011-2994INTERCHANGEABLE
CARBURETOR,FLOAT

Frequently Asked Questions

What is NSN 3110-00-158-8298?

NSN 3110-00-158-8298 is a Bearing,ball,duplex, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-158-8298?

NSN 3110-00-158-8298 has 8 cross-referenced part numbers: 7309DB (Skf Usa Inc.), 7309BGY2 (Skf Usa Inc.), 7309BEGBY (Skf Usa Inc.), 7309PDS (Skf Usa Inc.), 7309-GD (Parker-Hannifin Corp Div O-Ring Division) and 3 more.

What NSN replaces 3110-00-158-8298?

There are 12 known substitutes for 3110-00-158-8298: 3110-00-109-1391, 5940-00-134-0780, 3110-00-156-8064 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7309DB?

Key specifications for 7309DB: Standard Tolerance Designation: ABEC NO.1; Overall Width: 25.0 MILLIMETERS NOMINAL MM; Load Direction: ANGULAR; Standard Tolerance Designation: ABEC NO.1. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-158-8298 still in active supply?

NSN 3110-00-158-8298 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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