PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

558216Bearing,ball,annular

Timken Co Div the Timken Company · NSN 3110-00-858-0995 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-858-0995 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-858-0995. Primary manufacturer part number: 558216.
Features
  • Bearing,ball,annular — FSC 3110
  • Flange Width: 0.0420 INCHES NOMINAL IN
  • Inner Ring Width: 0.2480 INCHES MINIMUM IN
  • Bore Diameter: 0.2500 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Surface Finish: GROUND
  • Retainer Fabrication Method: PRESSED
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 3110-00-858-0995, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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
NSN3110-00-858-0995
Primary Part Number558216
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
Flange Width0.0420 INCHES NOMINAL IN
Inner Ring Width0.2480 INCHES MINIMUM IN
Bore Diameter0.2500 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Load DirectionRADIAL
Internal Clearance0.0010 INCHES MAXIMUM RADIAL IN
Outer Ring Outside Diameter0.6253 INCHES MINIMUM AND 0.6257 INCHES MAXIMUM IN
Outer Ring Width0.2260 INCHES NOMINAL IN
Standard Tolerance DesignationABEC NO.3
Bore ShapeSTRAIGHT
Flange Outside Diameter0.6875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-157-19081000R59 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon Co
4330-00-217-1021FB4-3-8 INTERCHANGEABLE
Filter,fluid
Parker-Hannifin Corporation
3110-00-293-8362 INTERCHANGEABLE
Bearing,ball,annular
2510-01-315-2616 INTERCHANGEABLE
Floorboard,trailer
Cross-Reference Index
Part NumberManufacturer
558216 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
MF4DD Timken Co Div the Timken Company (USA)
MF4DDE9426 Timken Co Div the Timken Company (USA)
FB-4 Skf Usa Inc. (USA)
NF4DD Timken Co Div the Timken Company (USA)
558216 PRIMARY Timken Co Div the Timken Company (USA)
Related Parts
3110-00-157-1908INTERCHANGEABLE
BEARING,BALL,ANNULAR
1000R59
4330-00-217-1021INTERCHANGEABLE
FILTER,FLUID
FB4-3-8
3110-00-293-8362INTERCHANGEABLE
BEARING,BALL,ANNULAR
2510-01-315-2616INTERCHANGEABLE
FLOORBOARD,TRAILER

Frequently Asked Questions

What is NSN 3110-00-858-0995?

NSN 3110-00-858-0995 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-858-0995?

NSN 3110-00-858-0995 has 6 cross-referenced part numbers: 558216 (Hamilton Sundstrand Corporation Dba Collins Aerospace), MF4DD (Timken Co Div the Timken Company), MF4DDE9426 (Timken Co Div the Timken Company), FB-4 (Skf Usa Inc.), NF4DD (Timken Co Div the Timken Company) and 1 more.

What NSN replaces 3110-00-858-0995?

There are 4 known substitutes for 3110-00-858-0995: 3110-00-157-1908, 4330-00-217-1021, 3110-00-293-8362 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 558216?

Key specifications for 558216: Flange Width: 0.0420 INCHES NOMINAL IN; Inner Ring Width: 0.2480 INCHES MINIMUM IN; Bore Diameter: 0.2500 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 14 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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