PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R330Bearing,roller,cylindrical

Equitable Bearing Co Inc · NSN 3110-00-155-7342 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-7342 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-7342. Primary manufacturer part number: R330.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Bore Shape: STRAIGHT
  • Locating Feature: NONLOCATING
  • Material: STEEL ROLLER
  • Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
  • Material: STEEL OUTER RING
  • Material: STEEL INNER RING
  • Bore Diameter: 30.00 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Roller construction
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-155-7342, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Equitable Bearing Co Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-155-7342
Primary Part NumberR330
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerEquitable Bearing Co Inc
StatusCANCELLED
Bore ShapeSTRAIGHT
Locating FeatureNONLOCATING
MaterialSTEEL ROLLER
Style DesignatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
Bore Diameter30.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationRBEC NO.1
Surface FinishGROUND
Overall Outside Diameter72.00 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3110-00-155-7340 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7344 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7345 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7362 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7380 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7381 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-156-1723 INTERCHANGEABLE
Bearing,ball,thrust
3110-00-241-6618MU1309UM INTERCHANGEABLE
Bearing,roller,cylindrical
Ntn Bearing Corporation of America
3110-00-443-1900 INTERCHANGEABLE
Bearing,roller,cylindrical
5330-01-260-4427RS306 INTERCHANGEABLE
Seal,piston
Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
Cross-Reference Index
Part NumberManufacturer
R330 Equitable Bearing Co Inc (USA)
A-A-55602 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
R330 Fag Bearings Corporation (USA)
79623-22 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
MU1306CL Federal-Mogul Corp Government Sales Dept (USA)
RS306 Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA)
AA55602-07AC0 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-155-7340INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7344INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7345INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7362INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7380INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7381INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-156-1723INTERCHANGEABLE
BEARING,BALL,THRUST
3110-00-241-6618INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
MU1309UM
3110-00-443-1900INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
5330-01-260-4427INTERCHANGEABLE
SEAL,PISTON
RS306

Frequently Asked Questions

What is NSN 3110-00-155-7342?

NSN 3110-00-155-7342 is a Bearing,roller,cylindrical, manufactured by Equitable Bearing Co Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-155-7342?

NSN 3110-00-155-7342 has 7 cross-referenced part numbers: R330 (Equitable Bearing Co Inc), A-A-55602 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), R330 (Fag Bearings Corporation), 79623-22 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), MU1306CL (Federal-Mogul Corp Government Sales Dept) and 2 more.

What NSN replaces 3110-00-155-7342?

There are 10 known substitutes for 3110-00-155-7342: 3110-00-155-7340, 3110-00-155-7344, 3110-00-155-7345 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R330?

Key specifications for R330: Bore Shape: STRAIGHT; Overall Width: 19.00 MILLIMETERS NOMINAL MM; Locating Feature: NONLOCATING; Material: STEEL ROLLER. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-155-7342 still in active supply?

NSN 3110-00-155-7342 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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