The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-042-4500, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is General Electric Co Motor Business Group. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-042-4500 |
| Primary Part Number | 3300F12A1276-9 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | General Electric Co Motor Business Group |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING |
| Material Document and Classification | UNABLE TO DECODE |
| Overall Outside Diameter | 170.0 MILLIMETERS NOMINAL MM |
| Load Direction | ANGULAR |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 80.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E52100 BALL |
| Material | STEEL RETAINER |
| Material | GREASE LUBRICATION |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Lubrication Material Document and Classification | MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3300F12A1276-9 PRIMARY | General Electric Co Motor Business Group (USA) |
| 80BA03JR PRIMARY | Anti-Friction Bearing Mfg Assn Inc the (USA) |
| Reference | Meaning |
|---|---|
| 3300AFBMA80BA03JR | 5/9 Secondary reference General Electric Co Motor Business Group |
NSN 3110-01-042-4500 is a Bearing,ball,duplex, manufactured by General Electric Co Motor Business Group, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-042-4500 has 2 manufacturer part numbers on file: 3300F12A1276-9 (General Electric Co Motor Business Group), 80BA03JR (Anti-Friction Bearing Mfg Assn Inc the).
Key specifications for 3300F12A1276-9: Retainer Fabrication Method: PRESSED; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.