PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30073Ring,bearing,inner

General Motors Corp · NSN 3110-00-289-6760 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-289-6760 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-289-6760. Primary manufacturer part number: 30073.
Features
  • Ring,bearing,inner — FSC 3110
  • Overall Outside Diameter: 3.9992 INCHES MINIMUM AND 4.0000 INCHES MAXIMUM IN
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
  • Bore Diameter: 3.4987 INCHES MINIMUM AND 3.4995 INCHES MAXIMUM IN
  • Style Designator: SOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
  • Material: STEEL OVERALL
  • 4 verified cross-references
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Ring,bearing,inner, cataloged under National Stock Number 3110-00-289-6760, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-289-6760
Primary Part Number30073
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Overall Outside Diameter3.9992 INCHES MINIMUM AND 4.0000 INCHES MAXIMUM IN
Bore ShapeSTRAIGHT
Surface FinishGROUND
Bore Diameter3.4987 INCHES MINIMUM AND 3.4995 INCHES MAXIMUM IN
Style DesignatorSOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3010-00-139-071630073 INTERCHANGEABLE
Flange,pump,couplin
Testek Llc Dba Testek Solutions
1650-00-442-808830073 INTERCHANGEABLE
Stop,actuator
Mid-America Aerotech, Llc
5940-00-665-9559 INTERCHANGEABLE
Splice,conductor
5998-01-043-10043705 INTERCHANGEABLE
Circuit Card Assembly
Data Device Corp Dba Beta Transformer Technology
1650-01-228-921030073 INTERCHANGEABLE
Guide,compression Spring
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5999-01-230-844675-191 PIECE 14 INTERCHANGEABLE
Contact Assembly,electrical
Asco Power Services Inc Dba Asco Emergency Power Maintenance Incorporated
2920-01-239-1153 INTERCHANGEABLE
Spark Plug
5305-01-290-820630073 INTERCHANGEABLE
Setscrew
Orscheln Products L.l.c.
5331-01-432-566930073 INTERCHANGEABLE
O-Ring
Hampton Hydraulics, Llc. Dba Great Bend Industries Div Hampton Hydraulics, Llc.
5330-01-506-943330073 INTERCHANGEABLE
Retainer,packing
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
Cross-Reference Index
Part NumberManufacturer
30073 General Motors Corp (USA)
722949 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
30073 General Motors Corp Delco Moraine Ndh Div (USA)
30073 General Motors Llc Dba General Motors Llc (USA)
Related Parts
3010-00-139-0716INTERCHANGEABLE
FLANGE,PUMP,COUPLIN
30073
1650-00-442-8088INTERCHANGEABLE
STOP,ACTUATOR
30073
5940-00-665-9559INTERCHANGEABLE
SPLICE,CONDUCTOR
5998-01-043-1004INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3705
1650-01-228-9210INTERCHANGEABLE
GUIDE,COMPRESSION SPRING
30073
5999-01-230-8446INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
75-191 PIECE 14
2920-01-239-1153INTERCHANGEABLE
SPARK PLUG
5305-01-290-8206INTERCHANGEABLE
SETSCREW
30073
5331-01-432-5669INTERCHANGEABLE
O-RING
30073
5330-01-506-9433INTERCHANGEABLE
RETAINER,PACKING
30073
5133-01-525-7080INTERCHANGEABLE
DRILL,TWIST
30-073
1650-01-584-8665INTERCHANGEABLE
FILTER,FLUID
30073

Frequently Asked Questions

What is NSN 3110-00-289-6760?

NSN 3110-00-289-6760 is a Ring,bearing,inner, manufactured by General Motors Corp, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-289-6760?

NSN 3110-00-289-6760 has 4 cross-referenced part numbers: 30073 (General Motors Corp), 722949 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co), 30073 (General Motors Corp Delco Moraine Ndh Div), 30073 (General Motors Llc Dba General Motors Llc).

What NSN replaces 3110-00-289-6760?

There are 12 known substitutes for 3110-00-289-6760: 3010-00-139-0716, 1650-00-442-8088, 5940-00-665-9559 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30073?

Key specifications for 30073: Overall Outside Diameter: 3.9992 INCHES MINIMUM AND 4.0000 INCHES MAXIMUM IN; Bore Shape: STRAIGHT; Overall Width: 2.8700 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN; Surface Finish: GROUND. 8 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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