The Bearing,ball,annular, cataloged under National Stock Number 3110-01-048-0578, 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 19 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.
| Parameter | Value |
|---|---|
| NSN | 3110-01-048-0578 |
| Primary Part Number | 205FFT5G6 |
| 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 |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0005 INCHES MINIMUM RADIAL AND 0.0009 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Overall Outside Diameter | 52.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA CLASS 3 |
| Bore Diameter | 25.0 MILLIMETERS NOMINAL MM |
| Material | FIBER SEAL |
| Material | STEEL COMP E52100 OUTER RING |
| Material | PLASTIC PHENOLIC AND ALUMINUM RETAINER |
| Material | ALUMINUM ALLOY SHIELD |
| Lubrication Material Document and Classification | ANDOK C,FSCM 29700 MFR REF 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 |
NSN 3110-01-048-0578 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 3110-01-048-0578 has 2 manufacturer part numbers on file: 205FFT (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 205FFT5G6 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation).
Key specifications for 205FFT5G6: Retainer Fabrication Method: MACHINED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0009 INCHES MAXIMUM RADIAL IN. 19 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.