The Bearing,ball,annular, cataloged under National Stock Number 3110-01-044-4471, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-044-4471 |
| Primary Part Number | M106GX29 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Lubrication Material | LUBRICANT |
| Outer Ring Width | 13.0 MILLIMETERS NOMINAL MM |
| Internal Clearance | 0.0014 INCHES MINIMUM RADIAL AND 0.0018 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Precious Material | SILVER |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | AMS 6490 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE SEPARATOR |
| Overall Outside Diameter | 55.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Contact Angle | 18.5 DEGREES NOMINAL |
| Load Direction | ANGULAR |
| Internal Fit-Up Contact Angular Direction | PRIMARILY RADIAL |
| Precious Material and Location | SEPARATOR SILVER |
| Test Data Document | 73342-6889093 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 30.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP M50 OUTER RING |
| Material | STEEL COMP M50 INNER RING |
| Material | STEEL COMP M50 BALL |
| Material | STEEL COMP 4340 SEPARATOR |
| Lubrication Material Document and Classification | MIL-C-11796 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 16.0 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 6889093 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| M106GX29 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6889093 | 5/1 Secondary reference Rolls-Royce Corporation |
NSN 3110-01-044-4471 is a Bearing,ball,annular, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-044-4471 has 2 manufacturer part numbers on file: 6889093 (Allison Transmission Inc Dba Allison Transmission, Inc), M106GX29 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation).
Key specifications for M106GX29: Retainer Fabrication Method: MACHINED; Lubrication Material: LUBRICANT; Outer Ring Width: 13.0 MILLIMETERS NOMINAL MM; Internal Clearance: 0.0014 INCHES MINIMUM RADIAL AND 0.0018 INCHES MAXIMUM RADIAL IN. 26 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.