PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-10-3Bearing,ball,annular

Trailmobile Inc Sub of the Pullman Co · NSN 3110-00-144-8528 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-144-8528 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-144-8528. Primary manufacturer part number: 50-10-3.
Features
  • Bearing,ball,annular — FSC 3110
  • Standard Tolerance Designation: ABEC NO.1
  • Material: STEEL BALL
  • Material: STEEL OUTER RING
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Bore Shape: STRAIGHT
  • Internal Fit-Up Designation: STANDARD
  • Bore Diameter: 30.00 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Ball construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-144-8528, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Trailmobile Inc Sub of the Pullman Co. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 44 commercial cross-references from 33 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-144-8528
Primary Part Number50-10-3
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTrailmobile Inc Sub of the Pullman Co
StatusCANCELLED
Standard Tolerance DesignationABEC NO.1
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Bore Diameter30.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter90.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
MaterialSTEEL INNER RING
Load DirectionRADIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
9540-00-006-8466 INTERCHANGEABLE
Angle,structural
2920-00-140-518750103 INTERCHANGEABLE
Starting Group,truck
Wetherill Associates Inc
6520-00-140-7663 INTERCHANGEABLE
Operating and Treatment,dental,f
6240-00-143-3059 INTERCHANGEABLE
Lamp,incandescent
5325-00-145-209067A58A197 INTERCHANGEABLE
Insert,screw Thread
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
3110-00-155-66751406 INTERCHANGEABLE
Bearing,ball,annular
Federal-Mogul Corp Government Sales Dept
5330-00-178-7602348212 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5120-00-227-8107 INTERCHANGEABLE
Extension,socket Wrench
4730-00-253-5761 INTERCHANGEABLE
Elbow,pipe
6680-00-257-139605146697 INTERCHANGEABLE
Gage Rod,liquid Level
Rolls-Royce Solutions America Inc
Cross-Reference Index
Part NumberManufacturer
50-10-3 PRIMARY Trailmobile Inc Sub of the Pullman Co (USA)
8327328 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
406 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
3539B Holms Mfg Co (USA)
B1071 PRIMARY Dayton-Walther Corp (USA)
406 PRIMARY Mcgill Manufacturing Co, Inc (USA)
042969 New Holland Construction (USA)
903406 PRIMARY General Motors Corp (USA)
3406 Cleveland Formgrading Co (USA)
3959B Diamond Reo Truck Co (USA)
6406 Allis-Chalmers Corp (USA)
319687-274 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
6406 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
72-6970-31 8 Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco (USA)
S4455-12 Clow Corp Pump Div (USA)
949-786PG18 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
95031 PRIMARY Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA)
177002-57 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
N52255P21 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
G18-6406 Tuthill Corporation Div Coppus Portable Ventilation Division (USA)
Related Parts
9540-00-006-8466INTERCHANGEABLE
ANGLE,STRUCTURAL
2920-00-140-5187INTERCHANGEABLE
STARTING GROUP,TRUCK
50103
6520-00-140-7663INTERCHANGEABLE
OPERATING AND TREATMENT,DENTAL,F
6240-00-143-3059INTERCHANGEABLE
LAMP,INCANDESCENT
5325-00-145-2090INTERCHANGEABLE
INSERT,SCREW THREAD
67A58A197
3110-00-155-6675INTERCHANGEABLE
BEARING,BALL,ANNULAR
1406
5330-00-178-7602INTERCHANGEABLE
SEAL,PLAIN ENCASED
348212
5120-00-227-8107INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
4730-00-253-5761INTERCHANGEABLE
ELBOW,PIPE
6680-00-257-1396INTERCHANGEABLE
GAGE ROD,LIQUID LEVEL
05146697
3460-00-277-8513INTERCHANGEABLE
CHUCK,DRILL
34 AND K3
6145-00-295-0855INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
UL62SOOW6BCK3/10EPCPE

Frequently Asked Questions

What is NSN 3110-00-144-8528?

NSN 3110-00-144-8528 is a Bearing,ball,annular, manufactured by Trailmobile Inc Sub of the Pullman Co, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-144-8528?

NSN 3110-00-144-8528 has 44 cross-referenced part numbers: 50-10-3 (Trailmobile Inc Sub of the Pullman Co), 8327328 (U S Army Tank Automotive Command Amsta-Im-Mm), 406 (Federal-Mogul Corp Government Sales Dept), 3539B (Holms Mfg Co), B1071 (Dayton-Walther Corp) and 39 more.

What NSN replaces 3110-00-144-8528?

There are 12 known substitutes for 3110-00-144-8528: 9540-00-006-8466, 2920-00-140-5187, 6520-00-140-7663 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-10-3?

Key specifications for 50-10-3: Standard Tolerance Designation: ABEC NO.1; Material: STEEL BALL; Material: STEEL OUTER RING; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-144-8528 still in active supply?

NSN 3110-00-144-8528 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.
PartsTable Design LLC · partstable.com