PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7409BM/DGBBearing,ball,duplex

Skf Usa Inc. · NSN 3110-01-398-5053 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-398-5053 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-398-5053. Primary manufacturer part number: 7409BM/DGB.
Features
  • Bearing,ball,duplex — FSC 3110
  • Surface Finish: GROUND
  • Material: STEEL COMP E52100 BALL
  • Material: STEEL COMP E52100 INNER RING
  • Style Designator: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
  • Material: COPPER ALLOY RETAINER
  • Material: STEEL COMP E52100 OUTER RING
  • Contact Angle: 40.0 DEGREES NOMINAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Ball construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-398-5053, 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 12 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-398-5053
Primary Part Number7409BM/DGB
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Surface FinishGROUND
MaterialSTEEL COMP E52100 BALL
MaterialSTEEL COMP E52100 INNER RING
Style DesignatorUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
MaterialCOPPER ALLOY RETAINER
MaterialSTEEL COMP E52100 OUTER RING
Contact Angle40.0 DEGREES NOMINAL
Load DirectionANGULAR
Bore Diameter45.0 MILLIMETERS NOMINAL MM
Overall Outside Diameter120.0 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.3
Bearing Preload DesignationMEDIUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-161-51096918 INTERCHANGEABLE
Solenoid,electrical
Daco Instrument Co Div of Alinabal Inc
3110-00-289-65666391 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
5330-00-363-7627 INTERCHANGEABLE
Gasket
5330-00-532-54786391 INTERCHANGEABLE
Packing,preformed
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
6515-00-584-31255-166 INTERCHANGEABLE
Scissors,general Surgical
Integra Lifesciences Corporation
8345-00-768-4097 INTERCHANGEABLE
Flag,national
8345-00-782-2828 INTERCHANGEABLE
Flag,national
8345-00-935-1823 INTERCHANGEABLE
Flag,national
5962-01-074-6093 INTERCHANGEABLE
Microcircuit,digital
6530-01-153-6391916143 INTERCHANGEABLE
Paper Sh Exam-Treat
Tidi Products Llc
Cross-Reference Index
Part NumberManufacturer
7409BM/DGB PRIMARY Skf Usa Inc. (USA)
63-91 Hollister-Whitney Elevator Corp. (USA)
7409PJDU 2BRGS Skf Usa Inc. (USA)
Related Parts
5945-00-161-5109INTERCHANGEABLE
SOLENOID,ELECTRICAL
6918
3110-00-289-6566INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
6391
5330-00-363-7627INTERCHANGEABLE
GASKET
5330-00-532-5478INTERCHANGEABLE
PACKING,PREFORMED
6391
6515-00-584-3125INTERCHANGEABLE
SCISSORS,GENERAL SURGICAL
5-166
8345-00-768-4097INTERCHANGEABLE
FLAG,NATIONAL
8345-00-782-2828INTERCHANGEABLE
FLAG,NATIONAL
8345-00-935-1823INTERCHANGEABLE
FLAG,NATIONAL
5962-01-074-6093INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6530-01-153-6391INTERCHANGEABLE
PAPER SH EXAM-TREAT
916143
6532-01-235-3700INTERCHANGEABLE
DIAPER,ADULT'S
4240-01-342-2855INTERCHANGEABLE
RESPIRATOR,AIR FILTERING
7000126164

Frequently Asked Questions

What is NSN 3110-01-398-5053?

NSN 3110-01-398-5053 is a Bearing,ball,duplex, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-398-5053?

NSN 3110-01-398-5053 has 3 cross-referenced part numbers: 7409BM/DGB (Skf Usa Inc.), 63-91 (Hollister-Whitney Elevator Corp.), 7409PJDU 2BRGS (Skf Usa Inc.).

What NSN replaces 3110-01-398-5053?

There are 12 known substitutes for 3110-01-398-5053: 5945-00-161-5109, 3110-00-289-6566, 5330-00-363-7627 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7409BM/DGB?

Key specifications for 7409BM/DGB: Surface Finish: GROUND; Material: STEEL COMP E52100 BALL; Material: STEEL COMP E52100 INNER RING; Style Designator: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com