PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29820Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-275-0103 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-275-0103 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-275-0103. Primary manufacturer part number: 29820.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Style Designator: NORMAL ANGLE
  • Backface Corner Radius: 0.0620 INCHES NOMINAL IN
  • Outside Diameter: 12.7500 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • 2 verified cross-references
  • Primary manufacturer: The Timken Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-275-0103, 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 4 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-275-0103
Primary Part Number29820
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Style DesignatorNORMAL ANGLE
Backface Corner Radius0.0620 INCHES NOMINAL IN
Outside Diameter12.7500 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-258-603029820 INTERCHANGEABLE
Connector,plug,electrical
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
5310-01-556-665512759-00585 INTERCHANGEABLE
Washer,flat
Fastenal Company Dba Fastenal Co
5310-01-560-2630L140125-14 INTERCHANGEABLE
Washer,flat
Bae Systems Information & Electronic Systems Integration Inc.
Cross-Reference Index
Part NumberManufacturer
54A319 Pellerin Milnor Corporation (USA)
29820 PRIMARY The Timken Corporation (USA)
Related Parts
5935-00-258-6030INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
29820
5310-01-556-6655INTERCHANGEABLE
WASHER,FLAT
12759-00585
5310-01-560-2630INTERCHANGEABLE
WASHER,FLAT
L140125-14

Frequently Asked Questions

What is NSN 3110-00-275-0103?

NSN 3110-00-275-0103 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-275-0103?

NSN 3110-00-275-0103 has 2 cross-referenced part numbers: 54A319 (Pellerin Milnor Corporation), 29820 (The Timken Corporation).

What NSN replaces 3110-00-275-0103?

There are 3 known substitutes for 3110-00-275-0103: 5935-00-258-6030, 5310-01-556-6655, 5310-01-560-2630. Verify interchangeability with system specifications before substitution.

What are the specifications of 29820?

Key specifications for 29820: Style Designator: NORMAL ANGLE; Backface Corner Radius: 0.0620 INCHES NOMINAL IN; Overall Width: 0.6250 INCHES NOMINAL IN; Outside Diameter: 12.7500 INCHES NOMINAL IN. 5 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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