PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30221ABearing,roller,tapered

Fag Bearings Corporation · NSN 3110-01-032-4456 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-032-4456 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-032-4456. Primary manufacturer part number: 30221A.
Features
  • Bearing,roller,tapered — FSC 3110
  • Material: STEEL COMP E52100 OVERALL
  • Style Designator: STRAIGHT BORE, NORMAL ANGLE
  • Cone Width: 36.0000 MILLIMETERS NOMINAL MM
  • Cone Corner Radius: 3.5000 MILLIMETERS NOMINAL MM
  • Bore Diameter: 105.0000 MILLIMETERS NOMINAL MM
  • Backface Corner Radius: 3.5000 MILLIMETERS NOMINAL MM
  • Standout Width: 9.0000 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E52100 Overall construction
General Description

The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-032-4456, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Fag Bearings Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-032-4456
Primary Part Number30221A
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFag Bearings Corporation
StatusACTIVE
MaterialSTEEL COMP E52100 OVERALL
Style DesignatorSTRAIGHT BORE, NORMAL ANGLE
Cone Width36.0000 MILLIMETERS NOMINAL MM
Cone Corner Radius3.5000 MILLIMETERS NOMINAL MM
Bore Diameter105.0000 MILLIMETERS NOMINAL MM
Backface Corner Radius3.5000 MILLIMETERS NOMINAL MM
Standout Width9.0000 MILLIMETERS NOMINAL MM
Cup Width30.0000 MILLIMETERS NOMINAL MM
Overall Outside Diameter190.0000 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-100-3570 INTERCHANGEABLE
Cone and Rollers,tapered Roller
5330-00-181-479130-221 INTERCHANGEABLE
Packing,preformed
Superior Fabrication Company, Llc
5998-01-119-5018 INTERCHANGEABLE
Circuit Card Assembly
3120-01-340-688430221 INTERCHANGEABLE
Bushing,sleeve
Allied Systems Company Dba Allied Systems Co
7030-01-542-84747648353-1 INTERCHANGEABLE
Ext Floppy Disk
Naval Sea Systems Command
3130-01-649-450030221 INTERCHANGEABLE
Housing,bearing Unit
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
30221 Skf Usa Inc. (USA)
30221A PRIMARY Fag Bearings Corporation (USA)
Related Parts
3110-00-100-3570INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
5330-00-181-4791INTERCHANGEABLE
PACKING,PREFORMED
30-221
5998-01-119-5018INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3120-01-340-6884INTERCHANGEABLE
BUSHING,SLEEVE
30221
7030-01-542-8474INTERCHANGEABLE
EXT FLOPPY DISK
7648353-1
3130-01-649-4500INTERCHANGEABLE
HOUSING,BEARING UNIT
30221

Frequently Asked Questions

What is NSN 3110-01-032-4456?

NSN 3110-01-032-4456 is a Bearing,roller,tapered, manufactured by Fag Bearings Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-032-4456?

NSN 3110-01-032-4456 has 2 cross-referenced part numbers: 30221 (Skf Usa Inc.), 30221A (Fag Bearings Corporation).

What NSN replaces 3110-01-032-4456?

There are 6 known substitutes for 3110-01-032-4456: 3110-00-100-3570, 5330-00-181-4791, 5998-01-119-5018 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30221A?

Key specifications for 30221A: Material: STEEL COMP E52100 OVERALL; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Cone Width: 36.0000 MILLIMETERS NOMINAL MM; End Item Identification: ITEM IS USED IN THE LOWER GEAR BOX OF A SCHOTTEL MODEL S-103-L BOW THRUSTER ABOARD 180 FT CLASS COAST GUARD VESSELS FT. 11 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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