NSN 3110-01-486-7657 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-486-7657. Manufacturer of record part number: 212-311-009-101.
Manufacturer of record: Leonardo Spa Helicopters Division - Production Site
Identification
NSN: 3110-01-486-7657
NIIN: 014867657
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: 212-311-009-101
Manufacturer: Leonardo Spa Helicopters Division - Production Site
General Description
The Ring,bearing,inner, cataloged under National Stock Number 3110-01-486-7657, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Ring,bearing,inner
FSC / FSG
3110 — Bearings, Antifriction, Unmounted (FSG 31)
Manufacturers
Leonardo Spa Helicopters Division - Production Site (CAGE A0126)
Technical Specifications
Parameter
Value
NSN
3110-01-486-7657
Primary Part Number
212-311-009-101
Item Name
Ring,bearing,inner
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Leonardo Spa Helicopters Division - Production Site
Leonardo Spa Helicopters Division - Production Site (ITA)
Reference documents
Reference
Meaning
212-311-009-101
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
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 3110-01-486-7657?
NSN 3110-01-486-7657 is a Ring,bearing,inner, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-486-7657?
NSN 3110-01-486-7657 has 1 manufacturer part number on file: 212-311-009-101 (Leonardo Spa Helicopters Division - Production Site).
Is NSN 3110-01-486-7657 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.