PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

111-03002-8420Bearing,ball,annular

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 3110-00-109-1177 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-109-1177 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-109-1177. Primary manufacturer part number: 111-03002-8420.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
  • Overall Outside Diameter: 62.0 MILLIMETERS NOMINAL MM
  • Material: WOOL SEAL
  • Bore Shape: STRAIGHT
  • Material: STEEL RETAINER
  • Seal Quantity: 2
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Wool Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-109-1177, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-109-1177
Primary Part Number111-03002-8420
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Overall Outside Diameter62.0 MILLIMETERS NOMINAL MM
MaterialWOOL SEAL
Bore ShapeSTRAIGHT
MaterialSTEEL RETAINER
Seal Quantity2
Surface FinishGROUND
MaterialSTEEL BALL
MaterialSTEEL INNER RING
Bearing Seal TypeCONTACT
Internal Fit-Up DesignationSTANDARD
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL OUTER RING
Lubrication MaterialGREASE
Bore Diameter30.0 MILLIMETERS NOMINAL MM
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-107-757812Z369-173 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-108-9225 INTERCHANGEABLE
Bearing,ball,annular
3110-00-679-4139 INTERCHANGEABLE
Bearing,ball,annular
3110-01-324-6758MER210DBLKMA1PC15LG38KB INTERCHANGEABLE
Bearing,ball,duplex
New Hampshire Ball Bearings Inc Div Hitech Division
Cross-Reference Index
Part NumberManufacturer
111-03002-8420 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-STD-102B Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FFB171ATYPE111CLASS8GRADE00 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
3110-00-107-7578INTERCHANGEABLE
BEARING,BALL,ANNULAR
12Z369-173
3110-00-108-9225INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-679-4139INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-324-6758INTERCHANGEABLE
BEARING,BALL,DUPLEX
MER210DBLKMA1PC15LG38KB

Frequently Asked Questions

What is NSN 3110-00-109-1177?

NSN 3110-00-109-1177 is a Bearing,ball,annular, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-109-1177?

NSN 3110-00-109-1177 has 3 cross-referenced part numbers: 111-03002-8420 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-STD-102B (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FFB171ATYPE111CLASS8GRADE00 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 3110-00-109-1177?

There are 4 known substitutes for 3110-00-109-1177: 3110-00-107-7578, 3110-00-108-9225, 3110-00-679-4139 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 111-03002-8420?

Key specifications for 111-03002-8420: Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE; Overall Outside Diameter: 62.0 MILLIMETERS NOMINAL MM; Overall Width: 16.0 MILLIMETERS NOMINAL MM; Material: WOOL SEAL. 18 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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