PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

724780Ring,bearing,inner

Hamilton Sundstrand Corporation · NSN 3110-01-139-2094 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-139-2094 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-139-2094. Primary manufacturer part number: 724780.
Features
  • Ring,bearing,inner — FSC 3110
  • Bore Shape: STRAIGHT
  • Bore Diameter: 1.0000 INCHES MINIMUM AND 1.0003 INCHES MAXIMUM IN
  • Material: STEEL COMP 440C OVERALL
  • Style Designator: INNER RING, ROLLER, DOUBLE LIP
  • Surface Finish: GROUND
  • Smallest Outside Diameter: 1.1230 INCHES MINIMUM AND 1.1270 INCHES MAXIMUM IN
  • 1 verified cross-reference
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440c Overall construction
General Description

The Ring,bearing,inner, cataloged under National Stock Number 3110-01-139-2094, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-139-2094
Primary Part Number724780
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
Bore ShapeSTRAIGHT
Bore Diameter1.0000 INCHES MINIMUM AND 1.0003 INCHES MAXIMUM IN
MaterialSTEEL COMP 440C OVERALL
Style DesignatorINNER RING, ROLLER, DOUBLE LIP
Surface FinishGROUND
Smallest Outside Diameter1.1230 INCHES MINIMUM AND 1.1270 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6650-00-910-23327247-80 INTERCHANGEABLE
Prism,optical Instrument,mounted
Sokkia Corporation Dba Foreign Parent Is Sokkia Co Ltd Atsugi Japan
Cross-Reference Index
Part NumberManufacturer
724780 PRIMARY Hamilton Sundstrand Corporation (USA)
Related Parts
6650-00-910-2332INTERCHANGEABLE
PRISM,OPTICAL INSTRUMENT,MOUNTED
7247-80

Frequently Asked Questions

What is NSN 3110-01-139-2094?

NSN 3110-01-139-2094 is a Ring,bearing,inner, manufactured by Hamilton Sundstrand Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-139-2094?

NSN 3110-01-139-2094 has 1 cross-referenced part number: 724780 (Hamilton Sundstrand Corporation).

What NSN replaces 3110-01-139-2094?

There is 1 known substitute for 3110-01-139-2094: 6650-00-910-2332. Verify interchangeability with system specifications before substitution.

What are the specifications of 724780?

Key specifications for 724780: Bore Shape: STRAIGHT; Special Features: ROCKWELL HARDNESS SCALE C55 MIN; SURFACE FINISH 16 MICROINCH; Bore Diameter: 1.0000 INCHES MINIMUM AND 1.0003 INCHES MAXIMUM IN; Overall Width: 0.2490 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN. 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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