PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

32003Bearing,ball,annular

Stone Construction Equipment, Inc. · NSN 3110-00-421-9388 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-421-9388 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-421-9388. Primary manufacturer part number: 32003.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material: GREASE
  • Bearing Seal Type: CONTACT
  • Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
  • Seal Quantity: 2
  • Outer Ring Width: 22.00 MILLIMETERS NOMINAL MM
  • Bore Shape: STANDARD TAPER
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-421-9388, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Stone Construction Equipment, Inc.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-421-9388
Primary Part Number32003
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerStone Construction Equipment, Inc.
StatusCANCELLED
Lubrication MaterialGREASE
Bearing Seal TypeCONTACT
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Seal Quantity2
Outer Ring Width22.00 MILLIMETERS NOMINAL MM
Bore ShapeSTANDARD TAPER
Load DirectionRADIAL
Retainer Fabrication MethodPRESSED
Surface FinishGROUND
MaterialSTEEL COMP E52100 INNER RING
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MaterialRUBBER SYNTHETIC SEAL
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MaterialSTEEL COMP E52100 OUTER RING
Style DesignatorSINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR
MaterialSTEEL COMP E52100 BALL
MaterialSTEEL COMP E52100 RETAINER
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE BALL
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE RETAINER
Bore Diameter1.5000 INCHES MINIMUM AND 1.5005 INCHES MAXIMUM IN
Overall Outside Diameter80.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5930-00-432-273132003 INTERCHANGEABLE
Switch
Electro Switch Corp. Dba Electro Switch Corp
9540-00-596-3208 INTERCHANGEABLE
Beam,structural
5310-01-053-085232003 INTERCHANGEABLE
Washer,assembly
Northwestern Tools, Inc.
5950-01-127-5418 INTERCHANGEABLE
Transformer
5130-01-345-985108834132003 INTERCHANGEABLE
Flap Wheel,abrasive
Saint-Gobain Abrasives Inc
5998-01-357-058232003 INTERCHANGEABLE
Circuit Card Assembly
Motorola/codex Corp Sub of Motorola Inc
6695-01-414-8808 INTERCHANGEABLE
Panel,indicator
8465-01-564-9802 INTERCHANGEABLE
Climber's Equipment Set
2090-01-628-2499532003 INTERCHANGEABLE
Control Unit,speed,windshield Wi
Ongaro Marine Ltd
Cross-Reference Index
Part NumberManufacturer
RA108NPPFS124WS1108KT Timken Co Div the Timken Company (USA)
32003 PRIMARY Stone Construction Equipment, Inc. (USA)
WB224U-5 Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA)
WB224UW224-5 PRIMARY Fmc Corp (USA)
RA108NPP Timken Co Div the Timken Company (USA)
Related Parts
5930-00-432-2731INTERCHANGEABLE
SWITCH
32003
9540-00-596-3208INTERCHANGEABLE
BEAM,STRUCTURAL
5310-01-053-0852INTERCHANGEABLE
WASHER,ASSEMBLY
32003
5950-01-127-5418INTERCHANGEABLE
TRANSFORMER
5130-01-345-9851INTERCHANGEABLE
FLAP WHEEL,ABRASIVE
08834132003
5998-01-357-0582INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
32003
6695-01-414-8808INTERCHANGEABLE
PANEL,INDICATOR
8465-01-564-9802INTERCHANGEABLE
CLIMBER'S EQUIPMENT SET
2090-01-628-2499INTERCHANGEABLE
CONTROL UNIT,SPEED,WINDSHIELD WI
532003

Frequently Asked Questions

What is NSN 3110-00-421-9388?

NSN 3110-00-421-9388 is a Bearing,ball,annular, manufactured by Stone Construction Equipment, Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-421-9388?

NSN 3110-00-421-9388 has 5 cross-referenced part numbers: RA108NPPFS124WS1108KT (Timken Co Div the Timken Company), 32003 (Stone Construction Equipment, Inc.), WB224U-5 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), WB224UW224-5 (Fmc Corp), RA108NPP (Timken Co Div the Timken Company).

What NSN replaces 3110-00-421-9388?

There are 9 known substitutes for 3110-00-421-9388: 5930-00-432-2731, 9540-00-596-3208, 5310-01-053-0852 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 32003?

Key specifications for 32003: Lubrication Material: GREASE; Bearing Seal Type: CONTACT; Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE; Seal Quantity: 2. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-421-9388 still in active supply?

NSN 3110-00-421-9388 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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