PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6311ZZMAXBearing,ball,annular

Naval Ship Systems Command · NSN 3110-00-155-6764 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6764 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6764. Primary manufacturer part number: 6311ZZMAX.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 120.00 MILLIMETERS NOMINAL MM
  • Internal Fit-Up Designation: STANDARD
  • Lubrication Material: GREASE
  • Standard Tolerance Designation: ABEC NO.1
  • Shield Quantity: 2
  • Lubrication Material Document and Classification: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6764, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-6764
Primary Part Number6311ZZMAX
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Overall Outside Diameter120.00 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
Lubrication MaterialGREASE
Standard Tolerance DesignationABEC NO.1
Shield Quantity2
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
Bore ShapeSTRAIGHT
Surface FinishGROUND
Load DirectionRADIAL
Style DesignatorLOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
MaterialSTEEL SHIELD
MaterialSTEEL BALL
Bore Diameter55.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-155-62821311FF INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5365-00-860-508473638-13X3PC6 INTERCHANGEABLE
Spacer,ring
Electric Boat Corporation Div General Dynamics Electric Boat
6625-00-982-3895HARS-B-7-1 INTERCHANGEABLE
Resistor,decade
Iet Labs Inc
Cross-Reference Index
Part NumberManufacturer
6311ZZMAX Naval Ship Systems Command (USA)
R7L Bay City Shovels, Inc (USA)
311MFF Skf Usa Inc. (USA)
9D77311 Fwd Seagrave Holdings Lp (USA)
B5L40D30-1718 Bay City Shovels, Inc (USA)
77311 Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA)
77311 General Motors Corp Delco Moraine Ndh Div (USA)
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MT311PP Fag Bearings Corporation (USA)
FFB171/08J11D2B Federal Specifications Promulgated by General Services Administration Washington DC (USA)
311WDDFS381 Timken Co Div the Timken Company (USA)
77311 General Motors Corp (USA)
1311MFF Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
55BL03PP Anti-Friction Bearing Mfg Assn Inc the (USA)
311WDD Timken Co Div the Timken Company (USA)
Related Parts
3110-00-155-6282INTERCHANGEABLE
BEARING,BALL,ANNULAR
1311FF
5365-00-860-5084INTERCHANGEABLE
SPACER,RING
73638-13X3PC6
6625-00-982-3895INTERCHANGEABLE
RESISTOR,DECADE
HARS-B-7-1

Frequently Asked Questions

What is NSN 3110-00-155-6764?

NSN 3110-00-155-6764 is a Bearing,ball,annular, manufactured by Naval Ship Systems Command, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-6764?

NSN 3110-00-155-6764 has 15 cross-referenced part numbers: 6311ZZMAX (Naval Ship Systems Command), R7L (Bay City Shovels, Inc), 311MFF (Skf Usa Inc.), 9D77311 (Fwd Seagrave Holdings Lp), B5L40D30-1718 (Bay City Shovels, Inc) and 10 more.

What NSN replaces 3110-00-155-6764?

There are 3 known substitutes for 3110-00-155-6764: 3110-00-155-6282, 5365-00-860-5084, 6625-00-982-3895. Verify interchangeability with system specifications before substitution.

What are the specifications of 6311ZZMAX?

Key specifications for 6311ZZMAX: Overall Outside Diameter: 120.00 MILLIMETERS NOMINAL MM; Internal Fit-Up Designation: STANDARD; Lubrication Material: GREASE; Standard Tolerance Designation: ABEC NO.1. 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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