PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1781429Bearing,ball,annular

Westinghouse Electric Corp · NSN 3110-00-141-9558 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-141-9558 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-141-9558. Primary manufacturer part number: 1781429.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 72.0 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Standard Tolerance Designation: ABEC NO.1
  • Seal Quantity: 2
  • Lubrication Material: GREASE
  • Bearing Seal Type: CONTACT
  • Nondefinitive Spec/std Data: 120GR00 TYPE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-141-9558, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 14 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
NSN3110-00-141-9558
Primary Part Number1781429
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusCANCELLED
Overall Outside Diameter72.0 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.1
Seal Quantity2
Lubrication MaterialGREASE
Bearing Seal TypeCONTACT
Nondefinitive Spec/std Data120GR00 TYPE
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL RETAINER
MaterialSTEEL BALL
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
Load DirectionRADIAL
Bore ShapeSTRAIGHT
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Internal Fit-Up DesignationSTANDARD
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE CARTRIDGE TYPE
Bore Diameter30.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-102-60874757 INTERCHANGEABLE
Transformer,power
Baltimore Transformer Co
4710-00-123-1087L2004-10 INTERCHANGEABLE
Tube Assembly,metal
Lawrence Aviation Industries Dba Lawrence Aviation
5330-00-338-2302300-010 INTERCHANGEABLE
Seal,plain
Bal Seal Engineering, Inc.
1005-00-501-35405013540 INTERCHANGEABLE
Stop,cartridge
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5310-00-677-212136318 INTERCHANGEABLE
Washer,flat
Telemechanics Inc
5935-00-775-02059068223 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
5985-00-816-4287712499-13 INTERCHANGEABLE
Coupler,directional
Raytheon Company Div Rmd Strategic
6515-01-137-846879-83013 INTERCHANGEABLE
Support,cervical
Djo Llc
3950-01-245-2591 INTERCHANGEABLE
Hoist,wire Rope
4330-01-293-62203000-10 INTERCHANGEABLE
Parts Kit,fluid Pressure Filter
Norgren C a Co
Cross-Reference Index
Part NumberManufacturer
10B29662 Fwd Seagrave Holdings Lp (USA)
A079029662 Prestolite Electric Inc (USA)
50A64 Oshkosh Corp (USA)
567168-1 Fabco Generators, Inc. Dba Fabco Power (USA)
1781429 PRIMARY Westinghouse Electric Corp (USA)
306SZZC0107A006A75K00000 PRIMARY Skf Usa Inc. (USA)
74091 Prestolite Electric Inc (USA)
13212E9783-1 PRIMARY Cecom Lr Center (USA)
W306KPPMILG3278 Timken Co Div the Timken Company (USA)
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
3110001419558 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
3000-10 Bus Boy Disposers (USA)
74091 Prestolite Electric Inc (USA)
29662 Prestolite Electric Inc (USA)
50A64 PRIMARY Oshkosh Defense Llc (USA)
462306 PRIMARY Skf Usa Inc. (USA)
S3606-2RS-L15 Fag Bearings Corporation (USA)
36318 Prestolite Electric Inc (USA)
306SZZC PRIMARY Skf Usa Inc. (USA)
A102-12 Weil Pump Co Inc (USA)
Related Parts
5950-00-102-6087INTERCHANGEABLE
TRANSFORMER,POWER
4757
4710-00-123-1087INTERCHANGEABLE
TUBE ASSEMBLY,METAL
L2004-10
5330-00-338-2302INTERCHANGEABLE
SEAL,PLAIN
300-010
1005-00-501-3540INTERCHANGEABLE
STOP,CARTRIDGE
5013540
5310-00-677-2121INTERCHANGEABLE
WASHER,FLAT
36318
5935-00-775-0205INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9068223
5985-00-816-4287INTERCHANGEABLE
COUPLER,DIRECTIONAL
712499-13
6515-01-137-8468INTERCHANGEABLE
SUPPORT,CERVICAL
79-83013
3950-01-245-2591INTERCHANGEABLE
HOIST,WIRE ROPE
4330-01-293-6220INTERCHANGEABLE
PARTS KIT,FLUID PRESSURE FILTER
3000-10
5340-01-302-9521INTERCHANGEABLE
COVER,ACCESS
4720-01-313-8690INTERCHANGEABLE
HOSE,NONMETALLIC
H42512

Frequently Asked Questions

What is NSN 3110-00-141-9558?

NSN 3110-00-141-9558 is a Bearing,ball,annular, manufactured by Westinghouse Electric Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-141-9558?

NSN 3110-00-141-9558 has 22 cross-referenced part numbers: 10B29662 (Fwd Seagrave Holdings Lp), A079029662 (Prestolite Electric Inc), 50A64 (Oshkosh Corp), 567168-1 (Fabco Generators, Inc. Dba Fabco Power), 1781429 (Westinghouse Electric Corp) and 17 more.

What NSN replaces 3110-00-141-9558?

There are 12 known substitutes for 3110-00-141-9558: 5950-00-102-6087, 4710-00-123-1087, 5330-00-338-2302 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1781429?

Key specifications for 1781429: Overall Outside Diameter: 72.0 MILLIMETERS NOMINAL MM; Surface Finish: GROUND; Standard Tolerance Designation: ABEC NO.1; Special Features: W/O GREASE PLUG. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-141-9558 still in active supply?

NSN 3110-00-141-9558 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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