NSN 3110-01-009-6765 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-009-6765. Manufacturer of record part number: IR1820.
The Ring,bearing,inner, cataloged under National Stock Number 3110-01-009-6765, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-01-009-6765
Primary Part Number
IR1820
Item Name
Ring,bearing,inner
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Timken Aerospace, Inc Dba Torrington Product
Status
ACTIVE
Surface Finish
GROUND
Style Designator
SOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
Overall Outside Diameter
1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
Bore Shape
STRAIGHT
Bore Diameter
1.1245 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN
Other items in FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1938
BEARING,BALL,AIRFRAME
3110-00-001-4661
CONE AND ROLLERS,TAPERED ROLLER
3110-00-001-4662
CUP,TAPERED ROLLER BEARING
3110-00-001-4689
BEARING,BALL,ANNULAR
3110-00-001-4722
BEARING,BALL,ANNULAR
Frequently Asked Questions
What is NSN 3110-01-009-6765?
NSN 3110-01-009-6765 is a Ring,bearing,inner, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-009-6765?
NSN 3110-01-009-6765 has 2 manufacturer part numbers on file: IR1820 (Timken Aerospace, Inc Dba Torrington Product), IR1820-OH (Timken Aerospace, Inc Dba Torrington Product).
What are the specifications of IR1820?
Key specifications for IR1820: Surface Finish: GROUND; Style Designator: SOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE; Overall Width: 1.2550 INCHES MINIMUM AND 1.2650 INCHES MAXIMUM IN; Overall Outside Diameter: 1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-009-6765 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.