PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3191-3120Bearing,roller,tapered

The Timken Corporation · NSN 3110-00-100-4489 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-4489 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-4489. Primary manufacturer part number: 3191-3120.
Features
  • Bearing,roller,tapered — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Cone Corner Radius: 0.1400 INCHES NOMINAL IN
  • Overall Outside Diameter: 2.8593 INCHES NOMINAL IN
  • Cup Width: 0.9375 INCHES NOMINAL IN
  • Bore Diameter: 1.1875 INCHES NOMINAL IN
  • Standout Width: 0.2500 INCHES NOMINAL IN
  • Cone Width: 1.1811 INCHES NOMINAL IN
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 3110-00-100-4489, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-100-4489
Primary Part Number3191-3120
Item NameBearing,roller,tapered
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Standard Tolerance DesignationAFBMA CLASS 2
Cone Corner Radius0.1400 INCHES NOMINAL IN
Overall Outside Diameter2.8593 INCHES NOMINAL IN
Cup Width0.9375 INCHES NOMINAL IN
Bore Diameter1.1875 INCHES NOMINAL IN
Standout Width0.2500 INCHES NOMINAL IN
Cone Width1.1811 INCHES NOMINAL IN
Style DesignatorSTRAIGHT BORE, NORMAL ANGLE
MaterialSTEEL OVERALL
Backface Corner Radius0.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2810-00-118-833425717 INTERCHANGEABLE
Pipe Assembly
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5962-00-466-1657 INTERCHANGEABLE
Microcircuit,digital
5985-00-470-2892 INTERCHANGEABLE
Antenna Element
5950-00-648-219325717 INTERCHANGEABLE
Saturable Reactor
Freed Transformer Co
5360-00-691-53876264234 INTERCHANGEABLE
Spring,helical,extension
U S Army Tank Automotive Command Amsta-Im-Mm
2940-01-098-679412271538 INTERCHANGEABLE
Filter,gearbox
Pall Aeropower Corporation
3110-01-140-384025717 INTERCHANGEABLE
Bearing,inlet Damper
Williams International Co., L.l.c.
5331-01-145-070122-17057 INTERCHANGEABLE
O-Ring
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
4520-01-254-0868RLS-1107-H INTERCHANGEABLE
Heating Element,electrical,immer
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
3465-01-324-682525717 INTERCHANGEABLE
Jig Feet
Jergens Inc Div Tooling Components Division
Cross-Reference Index
Part NumberManufacturer
13422DA Navistar International Corporation Dba Navistar (USA)
MA1423 Itt Goulds Pumps, Inc. (USA)
MA1423 Allis-Chalmers Corp (USA)
3191-3120 PRIMARY The Timken Corporation (USA)
3191-3 The Timken Corporation (USA)
25717 Hyster-Yale Group, Inc. (USA)
31496V Navistar International Corporation Dba Navistar (USA)
13422DA International Harvester Co Agricultural Equipment Div (USA)
25717 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
Related Parts
2810-00-118-8334INTERCHANGEABLE
PIPE ASSEMBLY
25717
5962-00-466-1657INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5985-00-470-2892INTERCHANGEABLE
ANTENNA ELEMENT
5950-00-648-2193INTERCHANGEABLE
SATURABLE REACTOR
25717
5360-00-691-5387INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
6264234
2940-01-098-6794INTERCHANGEABLE
FILTER,GEARBOX
12271538
3110-01-140-3840INTERCHANGEABLE
BEARING,INLET DAMPER
25717
5331-01-145-0701INTERCHANGEABLE
O-RING
22-17057
4520-01-254-0868INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,IMMER
RLS-1107-H
3465-01-324-6825INTERCHANGEABLE
JIG FEET
25717
5330-01-438-7650INTERCHANGEABLE
SEAL,PLAIN ENCASED
25717

Frequently Asked Questions

What is NSN 3110-00-100-4489?

NSN 3110-00-100-4489 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 3110-00-100-4489?

NSN 3110-00-100-4489 has 9 cross-referenced part numbers: 13422DA (Navistar International Corporation Dba Navistar), MA1423 (Itt Goulds Pumps, Inc.), MA1423 (Allis-Chalmers Corp), 3191-3120 (The Timken Corporation), 3191-3 (The Timken Corporation) and 4 more.

What NSN replaces 3110-00-100-4489?

There are 11 known substitutes for 3110-00-100-4489: 2810-00-118-8334, 5962-00-466-1657, 5985-00-470-2892 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3191-3120?

Key specifications for 3191-3120: Standard Tolerance Designation: AFBMA CLASS 2; Cone Corner Radius: 0.1400 INCHES NOMINAL IN; Overall Outside Diameter: 2.8593 INCHES NOMINAL IN; Cup Width: 0.9375 INCHES NOMINAL IN. 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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