PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

315MFFBearing,ball,annular

Skf Usa Inc. · NSN 3110-00-155-6422 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6422 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6422. Primary manufacturer part number: 315MFF.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 75.00 MILLIMETERS NOMINAL MM
  • Standard Tolerance Designation: ABEC NO.1
  • Shield Quantity: 2
  • Lubrication Material: GREASE
  • Load Direction: RADIAL
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
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 3110-00-155-6422, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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
NSN3110-00-155-6422
Primary Part Number315MFF
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Bore Diameter75.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Shield Quantity2
Lubrication MaterialGREASE
Load DirectionRADIAL
Bore ShapeSTRAIGHT
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
Lubrication Material Document and ClassificationDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL OUTER RING
Style DesignatorLOADING GROOVE, NON-SEPARABLE
MaterialSTEEL SHIELD
MaterialSTEEL BALL
MaterialSTEEL INNER RING
Overall Outside Diameter160.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-155-6324 INTERCHANGEABLE
Bearing,ball,annular
6540-00-299-8108R5M INTERCHANGEABLE
Edger,hand,ophthalmic Lens
Gerber Coburn Optical, Inc
1680-00-592-8397 INTERCHANGEABLE
Seal,actuator Tube
5305-01-657-348077315 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
315MFF PRIMARY Skf Usa Inc. (USA)
1315SS PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
77315 General Motors Corp (USA)
R5M Bay City Shovels, Inc (USA)
K8N Bay City Shovels, Inc (USA)
77315 General Motors Corp Delco Moraine Ndh Div (USA)
315WDD Timken Co Div the Timken Company (USA)
1315MFF Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
Related Parts
3110-00-155-6324INTERCHANGEABLE
BEARING,BALL,ANNULAR
6540-00-299-8108INTERCHANGEABLE
EDGER,HAND,OPHTHALMIC LENS
R5M
1680-00-592-8397INTERCHANGEABLE
SEAL,ACTUATOR TUBE
5305-01-657-3480INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
77315

Frequently Asked Questions

What is NSN 3110-00-155-6422?

NSN 3110-00-155-6422 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-6422?

NSN 3110-00-155-6422 has 8 cross-referenced part numbers: 315MFF (Skf Usa Inc.), 1315SS (Federal-Mogul Corp Government Sales Dept), 77315 (General Motors Corp), R5M (Bay City Shovels, Inc), K8N (Bay City Shovels, Inc) and 3 more.

What NSN replaces 3110-00-155-6422?

There are 4 known substitutes for 3110-00-155-6422: 3110-00-155-6324, 6540-00-299-8108, 1680-00-592-8397 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 315MFF?

Key specifications for 315MFF: Bore Diameter: 75.00 MILLIMETERS NOMINAL MM; Standard Tolerance Designation: ABEC NO.1; Shield Quantity: 2; Lubrication Material: GREASE. 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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