PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30219Bearing,roller,tapered

The Timken Corporation · NSN 3110-00-215-0303 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-215-0303 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-215-0303. Primary manufacturer part number: 30219.
Features
  • Bearing,roller,tapered — FSC 3110
  • Cone Corner Radius: 3.5 MILLIMETERS NOMINAL MM
  • Overall Outside Diameter: 170.0 MILLIMETERS NOMINAL MM
  • Backface Corner Radius: 3.5 MILLIMETERS NOMINAL MM
  • Retainer Fabrication Method: PRESSED
  • Lubrication Material: LUBRICANT
  • Standout Width: 7.5 MILLIMETERS NOMINAL MM
  • Cup Width: 27.0 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-215-0303, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-215-0303
Primary Part Number30219
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Cone Corner Radius3.5 MILLIMETERS NOMINAL MM
Overall Outside Diameter170.0 MILLIMETERS NOMINAL MM
Backface Corner Radius3.5 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodPRESSED
Lubrication MaterialLUBRICANT
Standout Width7.5 MILLIMETERS NOMINAL MM
Cup Width27.0 MILLIMETERS NOMINAL MM
Cone Width32.0 MILLIMETERS NOMINAL MM
Bore Diameter95.0 MILLIMETERS NOMINAL MM
Style DesignatorSTRAIGHT BORE, NORMAL ANGLE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-156-8230 INTERCHANGEABLE
Bearing,ball,annular
4820-00-168-8744BB57S4901ALT,DPC219 INTERCHANGEABLE
Valve,globe
Naval Ship Systems Command
2520-00-752-1703A3866Z520 INTERCHANGEABLE
Retainer Assembly,bearing
Meritor Industrial Products, Llc
4730-01-256-900030-219-16H INTERCHANGEABLE
Adapter,straight,flange to Tube
Bell Textron Inc
4820-01-419-693130219 INTERCHANGEABLE
Seat,valve
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
5120-01-565-187030219 INTERCHANGEABLE
Screwdriver,flat Tip
Wiha Quality Tools
3130-01-649-541030219 INTERCHANGEABLE
Housing,bearing Unit
Generac Mobile Products, Llc
5975-01-671-107030219 INTERCHANGEABLE
Junction Box
Mulberry Metal Products Inc
Cross-Reference Index
Part NumberManufacturer
30219J Caro, Inc. Dba South Bend Lathe (USA)
30219 PRIMARY The Timken Corporation (USA)
FF-B-187 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
30219 PRIMARY Fag Bearings Corporation (USA)
Related Parts
3110-00-156-8230INTERCHANGEABLE
BEARING,BALL,ANNULAR
4820-00-168-8744INTERCHANGEABLE
VALVE,GLOBE
BB57S4901ALT,DPC219
2520-00-752-1703INTERCHANGEABLE
RETAINER ASSEMBLY,BEARING
A3866Z520
4730-01-256-9000INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO TUBE
30-219-16H
4820-01-419-6931INTERCHANGEABLE
SEAT,VALVE
30219
5120-01-565-1870INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
30219
3130-01-649-5410INTERCHANGEABLE
HOUSING,BEARING UNIT
30219
5975-01-671-1070INTERCHANGEABLE
JUNCTION BOX
30219

Frequently Asked Questions

What is NSN 3110-00-215-0303?

NSN 3110-00-215-0303 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-215-0303?

NSN 3110-00-215-0303 has 4 cross-referenced part numbers: 30219J (Caro, Inc. Dba South Bend Lathe), 30219 (The Timken Corporation), FF-B-187 (Federal Specifications Promulgated by General Services Administration Washington DC), 30219 (Fag Bearings Corporation).

What NSN replaces 3110-00-215-0303?

There are 8 known substitutes for 3110-00-215-0303: 3110-00-156-8230, 4820-00-168-8744, 2520-00-752-1703 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30219?

Key specifications for 30219: Cone Corner Radius: 3.5 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 170.0 MILLIMETERS NOMINAL MM; Backface Corner Radius: 3.5 MILLIMETERS NOMINAL MM; Retainer Fabrication Method: PRESSED. 13 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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