PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8306-1Bearing,ball,duplex

Kaydon Corporation Dba Kaydon Corp · NSN 3110-00-542-1541 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-542-1541 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-542-1541. Primary manufacturer part number: 8306-1.
Features
  • Bearing,ball,duplex — FSC 3110
  • Material: RUBBER SYNTHETIC SEAL
  • Overall Outside Diameter: 7.1240 INCHES MINIMUM AND 7.1250 INCHES MAXIMUM IN
  • Material: STEEL COMP E52100 BALL
  • Retainer Fabrication Method: MACHINED
  • Material: STEEL COMP E52100 INNER RING
  • Material: PLASTIC PHENOLIC RETAINER
  • Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
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 3110-00-542-1541, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Kaydon Corporation Dba Kaydon Corp. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-542-1541
Primary Part Number8306-1
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerKaydon Corporation Dba Kaydon Corp
StatusACTIVE
MaterialRUBBER SYNTHETIC SEAL
Overall Outside Diameter7.1240 INCHES MINIMUM AND 7.1250 INCHES MAXIMUM IN
MaterialSTEEL COMP E52100 BALL
Retainer Fabrication MethodMACHINED
MaterialSTEEL COMP E52100 INNER RING
MaterialPLASTIC PHENOLIC RETAINER
Style DesignatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
MaterialGREASE LUBRICATION
Material Document and ClassificationUNABLE TO DECODE
Load DirectionANGULAR
Surface FinishGROUND
Bearing Preload Rating100.0 POUNDS NOMINAL LBS
Seal Quantity2
Bore Diameter5.9990 INCHES MINIMUM AND 6.0000 INCHES MAXIMUM IN
MaterialSTEEL COMP E52100 OUTER RING
Bearing Seal TypeCONTACT
Standard Tolerance DesignationABEC NO.1
Internal Clearance0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN
Material Document and ClassificationUNABLE TO DECODE
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Material Document and ClassificationUNABLE TO DECODE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5940-00-115-2678MS20659-111 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
4720-00-773-8950 INTERCHANGEABLE
Hose Assembly,nonmetallic
5935-00-931-04581250-0794 INTERCHANGEABLE
Connector,receptacle,electrical
Keysight Technologies Inc
5950-01-069-7193 INTERCHANGEABLE
Transformer,radio Frequency
6140-01-606-735683061 INTERCHANGEABLE
Battery,storage
Relli Technology, Inc Dba Relli Technology Inc
4720-01-719-014683061 INTERCHANGEABLE
Hose,air Duct
Mi-Jack Products, Inc.
Cross-Reference Index
Part NumberManufacturer
8306-1 PRIMARY Kaydon Corporation Dba Kaydon Corp (USA)
HPPBR2 Hiller Aircraft Corporation (USA)
Y96PWID2B106A016B75C5692A PRIMARY Skf Usa Inc. (USA)
AVBR2 Us Army Aviation and Missile Command (USA)
Y96PWI2CRDB Timken Co Div the Timken Company (USA)
HPPBR2 Helicopter Parts Service Inc (USA)
Related Parts
5940-00-115-2678INTERCHANGEABLE
TERMINAL,LUG
MS20659-111
4720-00-773-8950INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5935-00-931-0458INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1250-0794
5950-01-069-7193INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
6140-01-606-7356INTERCHANGEABLE
BATTERY,STORAGE
83061
4720-01-719-0146INTERCHANGEABLE
HOSE,AIR DUCT
83061

Frequently Asked Questions

What is NSN 3110-00-542-1541?

NSN 3110-00-542-1541 is a Bearing,ball,duplex, manufactured by Kaydon Corporation Dba Kaydon Corp, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-542-1541?

NSN 3110-00-542-1541 has 6 cross-referenced part numbers: 8306-1 (Kaydon Corporation Dba Kaydon Corp), HPPBR2 (Hiller Aircraft Corporation), Y96PWID2B106A016B75C5692A (Skf Usa Inc.), AVBR2 (Us Army Aviation and Missile Command), Y96PWI2CRDB (Timken Co Div the Timken Company) and 1 more.

What NSN replaces 3110-00-542-1541?

There are 6 known substitutes for 3110-00-542-1541: 5940-00-115-2678, 4720-00-773-8950, 5935-00-931-0458 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8306-1?

Key specifications for 8306-1: Material: RUBBER SYNTHETIC SEAL; Overall Outside Diameter: 7.1240 INCHES MINIMUM AND 7.1250 INCHES MAXIMUM IN; Material: STEEL COMP E52100 BALL; Retainer Fabrication Method: MACHINED. 22 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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