PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

204-HD3Bearing,ball,duplex

Fag Bearings Corporation · NSN 3110-00-142-0135 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-142-0135 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-142-0135. Primary manufacturer part number: 204-HD3.
Features
  • Bearing,ball,duplex — FSC 3110
  • Load Direction: RADIAL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
  • Surface Finish: GROUND
  • Material: RUBBER SYNTHETIC SEAL
  • Material: STEEL RETAINER
  • Material: STEEL INNER RING
  • Bearing Seal Type: CONTACT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-142-0135, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-142-0135
Primary Part Number204-HD3
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFag Bearings Corporation
StatusACTIVE
Load DirectionRADIAL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
Surface FinishGROUND
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL RETAINER
MaterialSTEEL INNER RING
Bearing Seal TypeCONTACT
Bearing Preload DesignationLIGHT
Seal Quantity1
MaterialSTEEL BALL
Standard Tolerance DesignationABEC NO.3
Overall Outside Diameter47.00 MILLIMETERS NOMINAL MM
Bore Diameter20.00 MILLIMETERS NOMINAL MM
MaterialSTEEL OUTER RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5130-00-021-20035130-00-021-2003 INTERCHANGEABLE
Bit,screwdriver
General Services Administration Federal Supply Service
1730-00-263-30803204 INTERCHANGEABLE
Sling,aircraft Maintenance
Allison Transmission Inc Dba Allison Transmission, Inc
6515-00-318-4620 INTERCHANGEABLE
Electrode,cautery
2825-00-373-06943204 INTERCHANGEABLE
Wheel,turbine
Northrop Grumman Systems Corporation Div Marine Systems
2925-00-497-507510395 INTERCHANGEABLE
Clamp Asy
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
4730-00-528-1334 INTERCHANGEABLE
Trap,drainage Pipe
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-555-5221104490 INTERCHANGEABLE
Bearing,ball,annular
Mcculloch Corp
5910-00-566-7378 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
2995-00-591-84493204 INTERCHANGEABLE
Flapper Subassy,che
L3harris Interstate Electronics Corporation
Cross-Reference Index
Part NumberManufacturer
204-HD3 PRIMARY Fag Bearings Corporation (USA)
JH2260-1 Lucas Aerospace Power Equipment Corporation (USA)
3204 General Motors Corp Delco Moraine Ndh Div (USA)
204-SZDB PRIMARY Skf Usa Inc. (USA)
204P-D8 PRIMARY Timken Co Div the Timken Company (USA)
Related Parts
5130-00-021-2003INTERCHANGEABLE
BIT,SCREWDRIVER
5130-00-021-2003
1730-00-263-3080INTERCHANGEABLE
SLING,AIRCRAFT MAINTENANCE
3204
6515-00-318-4620INTERCHANGEABLE
ELECTRODE,CAUTERY
2825-00-373-0694INTERCHANGEABLE
WHEEL,TURBINE
3204
2925-00-497-5075INTERCHANGEABLE
CLAMP ASY
10395
4730-00-528-1334INTERCHANGEABLE
TRAP,DRAINAGE PIPE
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
3110-00-555-5221INTERCHANGEABLE
BEARING,BALL,ANNULAR
104490
5910-00-566-7378INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
2995-00-591-8449INTERCHANGEABLE
FLAPPER SUBASSY,CHE
3204
5950-00-995-9261INTERCHANGEABLE
REACTOR
SMD415705
3110-01-131-3691INTERCHANGEABLE
BEARING,BALL,ANNULAR
12273118

Frequently Asked Questions

What is NSN 3110-00-142-0135?

NSN 3110-00-142-0135 is a Bearing,ball,duplex, manufactured by Fag Bearings Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-142-0135?

NSN 3110-00-142-0135 has 5 cross-referenced part numbers: 204-HD3 (Fag Bearings Corporation), JH2260-1 (Lucas Aerospace Power Equipment Corporation), 3204 (General Motors Corp Delco Moraine Ndh Div), 204-SZDB (Skf Usa Inc.), 204P-D8 (Timken Co Div the Timken Company).

What NSN replaces 3110-00-142-0135?

There are 12 known substitutes for 3110-00-142-0135: 5130-00-021-2003, 1730-00-263-3080, 6515-00-318-4620 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 204-HD3?

Key specifications for 204-HD3: Load Direction: RADIAL; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING; Surface Finish: GROUND; Material: RUBBER SYNTHETIC SEAL. 16 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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