PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-55602Bearing,roller,cylindrical

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 3110-00-155-7345 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-7345 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-7345. Primary manufacturer part number: A-A-55602.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Surface Finish: GROUND
  • Overall Outside Diameter: 80.00 MILLIMETERS NOMINAL MM
  • Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
  • Material: STEEL ROLLER
  • Material: STEEL INNER RING
  • Material: STEEL OUTER RING
  • Internal Fit-Up Designation: STANDARD
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 3110-00-155-7345, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 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: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-7345
Primary Part NumberA-A-55602
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Surface FinishGROUND
Overall Outside Diameter80.00 MILLIMETERS NOMINAL MM
Style DesignatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MaterialSTEEL ROLLER
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
Internal Fit-Up DesignationSTANDARD
Locating FeatureNONLOCATING
Bore ShapeSTANDARD TAPER
Standard Tolerance DesignationRBEC NO.1
Bore Diameter35.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-7340 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7342 INTERCHANGEABLE
Bearing,roller,cylindrical
3110-00-155-7344 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
5950-00-321-71388192728 INTERCHANGEABLE
Coil,radio Frequency
Us Army Aviation and Missile Command
3110-00-443-1900 INTERCHANGEABLE
Bearing,roller,cylindrical
Cross-Reference Index
Part NumberManufacturer
A-A-55602 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
BU0307Z General Motors Corp (USA)
N307ECP Skf Usa Inc. (USA)
6719421 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
RS307 Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA)
SR1166/2 Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR)
BU1307Z General Motors Corp Delco Moraine Ndh Div (USA)
N307 Skf Usa Inc. (USA)
AA55602-09AC0 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
NM35 Skf Usa Inc. (USA)
126684 Eaton Aerospace, Llc Dba Jackson South (USA)
R335 Equitable Bearing Co Inc (USA)
BU1307Z General Motors Corp (USA)
BU0307Z General Motors Corp Delco Moraine Ndh Div (USA)
MU1307CL Federal-Mogul Corp Government Sales Dept (USA)
R335 Fag Bearings Corporation (USA)
Related Parts
3110-00-155-7340INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7342INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-155-7344INTERCHANGEABLE
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
5950-00-321-7138INTERCHANGEABLE
COIL,RADIO FREQUENCY
8192728
3110-00-443-1900INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
3110-00-478-9801INTERCHANGEABLE
BEARING,BALL,ANNULAR
N307
5905-00-965-6295INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
143-1001-41

Frequently Asked Questions

What is NSN 3110-00-155-7345?

NSN 3110-00-155-7345 is a Bearing,roller,cylindrical, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-7345?

NSN 3110-00-155-7345 has 16 cross-referenced part numbers: A-A-55602 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), BU0307Z (General Motors Corp), N307ECP (Skf Usa Inc.), 6719421 (Allison Transmission Inc Dba Allison Transmission, Inc), RS307 (Gwilliam Company, Inc. Div Ball & Roller Bearing Division) and 11 more.

What NSN replaces 3110-00-155-7345?

There are 12 known substitutes for 3110-00-155-7345: 3110-00-155-7340, 3110-00-155-7342, 3110-00-155-7344 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-55602?

Key specifications for A-A-55602: Surface Finish: GROUND; Overall Outside Diameter: 80.00 MILLIMETERS NOMINAL MM; Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE; Material: STEEL ROLLER. 12 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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