PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77039L1MILG3278ABearing,ball,annular

General Motors Corp · NSN 3110-00-554-6185 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-554-6185 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-554-6185. Primary manufacturer part number: 77039L1MILG3278A.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
  • Load Direction: RADIAL
  • Lubrication Material: GREASE
  • Surface Finish: GROUND
  • Internal Fit-Up Designation: LOOSE
  • Bore Shape: STRAIGHT
  • Shield Quantity: 2
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-554-6185, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-554-6185
Primary Part Number77039L1MILG3278A
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusCANCELLED
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Load DirectionRADIAL
Lubrication MaterialGREASE
Surface FinishGROUND
Internal Fit-Up DesignationLOOSE
Bore ShapeSTRAIGHT
Shield Quantity2
Standard Tolerance DesignationABEC NO.1
Retainer Fabrication MethodPRESSED
MaterialSTEEL OVERALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter9.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter26.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3110-00-106-9478SSR-1960ZZRA3P25LG68 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Precision Division
3110-00-107-7548 INTERCHANGEABLE
Bearing,ball,annular
3110-00-144-8482 INTERCHANGEABLE
Bearing,ball,annular
3110-00-144-8839 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-81471854812PC5 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-277-0934 INTERCHANGEABLE
Bearing,ball,annular
3110-00-293-82666352ZJ/C3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-554-3260 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-3374 INTERCHANGEABLE
Bearing,ball,annular
3110-00-554-5312 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
6292ZJ/C3 Skf Usa Inc. (USA)
R9-2ZJC3MILG3278A Skf Usa Inc. (USA)
39FFQ6A7MILG3278A Skf Usa Inc. (USA)
77039L1MILG3278A General Motors Corp Delco Moraine Ndh Div (USA)
P39KDD-FS50160 Timken Co Div the Timken Company (USA)
77039L1MILG3278A PRIMARY General Motors Corp (USA)
FF-B-171/1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
P39KDDFS160 Timken Co Div the Timken Company (USA)
P39KDDMILG3278A Timken Co Div the Timken Company (USA)
FFB171/01J29C3C Federal Specifications Promulgated by General Services Administration Washington DC (USA)
629-2Z/C3 PRIMARY Skf Usa Inc. (USA)
Related Parts
3110-00-106-9478INTERCHANGEABLE
BEARING,BALL,ANNULAR
SSR-1960ZZRA3P25LG68
3110-00-107-7548INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-144-8482INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-144-8839INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8147INTERCHANGEABLE
BEARING,BALL,ANNULAR
1854812PC5
3110-00-277-0934INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-293-8266INTERCHANGEABLE
BEARING,BALL,ANNULAR
6352ZJ/C3
3110-00-554-3260INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-3374INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-554-5312INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-606-9576INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER

Frequently Asked Questions

What is NSN 3110-00-554-6185?

NSN 3110-00-554-6185 is a Bearing,ball,annular, manufactured by General Motors Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-554-6185?

NSN 3110-00-554-6185 has 11 cross-referenced part numbers: 6292ZJ/C3 (Skf Usa Inc.), R9-2ZJC3MILG3278A (Skf Usa Inc.), 39FFQ6A7MILG3278A (Skf Usa Inc.), 77039L1MILG3278A (General Motors Corp Delco Moraine Ndh Div), P39KDD-FS50160 (Timken Co Div the Timken Company) and 6 more.

What NSN replaces 3110-00-554-6185?

There are 11 known substitutes for 3110-00-554-6185: 3110-00-106-9478, 3110-00-107-7548, 3110-00-144-8482 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77039L1MILG3278A?

Key specifications for 77039L1MILG3278A: Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE; Load Direction: RADIAL; Lubrication Material: GREASE; Surface Finish: GROUND. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-554-6185 still in active supply?

NSN 3110-00-554-6185 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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