PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50658Bearing,ball,annular

Wells Mfg Co · NSN 3110-00-004-5170 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-004-5170 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-004-5170. Primary manufacturer part number: 50658.
Features
  • Bearing,ball,annular — FSC 3110
  • Load Direction: RADIAL
  • Bore Shape: STRAIGHT
  • Flange Width: 0.0460 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Finish: UNGROUND
  • Bore Diameter: 0.3125 INCHES NOMINAL IN
  • Outer Ring Outside Diameter: 0.8750 INCHES NOMINAL IN
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 3110-00-004-5170, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Wells Mfg Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-004-5170
Primary Part Number50658
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerWells Mfg Co
StatusACTIVE
Load DirectionRADIAL
Bore ShapeSTRAIGHT
Flange Width0.0460 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface FinishUNGROUND
Bore Diameter0.3125 INCHES NOMINAL IN
Outer Ring Outside Diameter0.8750 INCHES NOMINAL IN
Flange Outside Diameter1.0000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-011-28720906820-6 INTERCHANGEABLE
Screw,machine
Agco Corp Parts Opn
4730-00-018-9566 INTERCHANGEABLE
Plug,pipe
5305-00-356-3386SC-B-69895 INTERCHANGEABLE
Setscrew
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2590-00-773-5978 INTERCHANGEABLE
Shaft
3830-00-778-02870150658 INTERCHANGEABLE
Bracket Brace
New Holland Construction
2930-01-096-7727361054 INTERCHANGEABLE
Pump,cooling System,engine
General Motors Llc Dba General Motors Llc
5330-01-243-1365 INTERCHANGEABLE
Seal,plain
2940-01-395-735653338 INTERCHANGEABLE
Head,fluid Filter
Brunswick Corp Dba Mercury Marine Div Mercury Marine
4730-01-496-04997HA849 INTERCHANGEABLE
Elbow,pipe to Tube
Oshkosh Defense Llc
5331-01-617-182253338 INTERCHANGEABLE
O-Ring
Exlar Corporation
Cross-Reference Index
Part NumberManufacturer
53338 Wells Mfg Co (USA)
50658 PRIMARY Wells Mfg Co (USA)
Related Parts
5305-00-011-2872INTERCHANGEABLE
SCREW,MACHINE
0906820-6
4730-00-018-9566INTERCHANGEABLE
PLUG,PIPE
5305-00-356-3386INTERCHANGEABLE
SETSCREW
SC-B-69895
2590-00-773-5978INTERCHANGEABLE
SHAFT
3830-00-778-0287INTERCHANGEABLE
BRACKET BRACE
0150658
2930-01-096-7727INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
361054
5330-01-243-1365INTERCHANGEABLE
SEAL,PLAIN
2940-01-395-7356INTERCHANGEABLE
HEAD,FLUID FILTER
53338
4730-01-496-0499INTERCHANGEABLE
ELBOW,PIPE TO TUBE
7HA849
5331-01-617-1822INTERCHANGEABLE
O-RING
53338

Frequently Asked Questions

What is NSN 3110-00-004-5170?

NSN 3110-00-004-5170 is a Bearing,ball,annular, manufactured by Wells Mfg Co, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-004-5170?

NSN 3110-00-004-5170 has 2 cross-referenced part numbers: 53338 (Wells Mfg Co), 50658 (Wells Mfg Co).

What NSN replaces 3110-00-004-5170?

There are 10 known substitutes for 3110-00-004-5170: 5305-00-011-2872, 4730-00-018-9566, 5305-00-356-3386 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50658?

Key specifications for 50658: Special Features: INNER RING EXTENDS OUT FROM FLANGED SIDE,0.0625 IN. IN; Load Direction: RADIAL; Bore Shape: STRAIGHT; Flange Width: 0.0460 INCHES NOMINAL IN. 10 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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