PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS14102Bearing,plain,self-Aligning

Timken Aurora Bearing Company · NSN 3120-01-177-3039 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-177-3039 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-177-3039. Primary manufacturer part number: AS14102.
Features
  • Bearing,plain,self-Aligning — FSC 3120
  • Material Document and Classification: AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
  • Material: STEEL COMP 440C INNER MEMBER
  • Static Radial Load Rating: 2500 POUNDS LBS
  • Inner Member Width: 0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
  • Surface Treatment: PASSIVATE INNER MEMBER
  • Style Designator: WITH INSERT AND/OR LINER
  • Material: STEEL COMP 630 OUTER RACE MEMBER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440c Inner Member construction
General Description

The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-177-3039, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Aurora Bearing Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-01-177-3039
Primary Part NumberAS14102
Item NameBearing,plain,self-Aligning
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTimken Aurora Bearing Company
StatusCANCELLED
Material Document and ClassificationAMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
MaterialSTEEL COMP 440C INNER MEMBER
Static Radial Load Rating2500 POUNDS LBS
Inner Member Width0.4350 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE INNER MEMBER
Style DesignatorWITH INSERT AND/OR LINER
MaterialSTEEL COMP 630 OUTER RACE MEMBER
Outer Member Width0.3220 INCHES MINIMUM AND 0.3320 INCHES MAXIMUM IN
Material Document and ClassificationAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
Bore Diameter0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
Outer Member Outside Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
MaterialPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
Hardness Rating28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
Hardness Rating55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2030-00-837-2243C5533 INTERCHANGEABLE
Filler,endlock
Wayne Dalton Corp Kinnear Div
3120-01-015-6923MS14102-4 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
3120-01-015-6924MS14102-7 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
3120-01-041-6462MS14102-6 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
3120-01-054-4693MS14102-5 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
3120-01-083-3268MS14102-12 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
3120-01-084-4834 INTERCHANGEABLE
Bearing,plain,self-Aligning
3120-01-084-9242 INTERCHANGEABLE
Bearing,plain,self-Aligning
3120-01-129-6979 INTERCHANGEABLE
Bearing,plain,self-Aligning
3120-01-148-7582MS14102-9 INTERCHANGEABLE
Bearing,plain,self-Aligning
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
BLFR3-125 Rbc Southwest Products, Inc. (USA)
BSH6ATC20 Timken Co Div the Timken Company (USA)
AS14102 Sae International Dba Sae International (USA)
KR3-CWB Kamatics Corporation (USA)
AS14102 Society of Automotive Engineers Inc (USA)
176028 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
MS14102-3 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
SAE-AS81820 Sae International Dba Sae International (USA)
TFA103A Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA)
MS21231-3 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS14102-3 Society of Automotive Engineers Inc (USA)
C553-3 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
AS14102 PRIMARY Timken Aurora Bearing Company (USA)
BSH6ATC20 Rbc Aircraft Products, Inc. (USA)
MS14102-3 PRIMARY Sae International Dba Sae International (USA)
Related Parts
2030-00-837-2243INTERCHANGEABLE
FILLER,ENDLOCK
C5533
3120-01-015-6923INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-4
3120-01-015-6924INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-7
3120-01-041-6462INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-6
3120-01-054-4693INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-5
3120-01-083-3268INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-12
3120-01-084-4834INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
3120-01-084-9242INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
3120-01-129-6979INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
3120-01-148-7582INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-9
3120-01-153-9601INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
MS14102-16
3120-01-536-1433INTERCHANGEABLE
BEARING,PLAIN,SELF-ALIGNING
AWC-8T

Frequently Asked Questions

What is NSN 3120-01-177-3039?

NSN 3120-01-177-3039 is a Bearing,plain,self-Aligning, manufactured by Timken Aurora Bearing Company, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-01-177-3039?

NSN 3120-01-177-3039 has 15 cross-referenced part numbers: BLFR3-125 (Rbc Southwest Products, Inc.), BSH6ATC20 (Timken Co Div the Timken Company), AS14102 (Sae International Dba Sae International), KR3-CWB (Kamatics Corporation), AS14102 (Society of Automotive Engineers Inc) and 10 more.

What NSN replaces 3120-01-177-3039?

There are 12 known substitutes for 3120-01-177-3039: 2030-00-837-2243, 3120-01-015-6923, 3120-01-015-6924 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS14102?

Key specifications for AS14102: Special Features: PASSIVATION OPTIONAL; Material Document and Classification: AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER; Material: STEEL COMP 440C INNER MEMBER; Static Radial Load Rating: 2500 POUNDS LBS. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-01-177-3039 still in active supply?

NSN 3120-01-177-3039 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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