The Bearing,ball,annular, cataloged under National Stock Number 3110-01-052-0060, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 20 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 | 3110-01-052-0060 |
| Primary Part Number | 4N4375 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Retainer Fabrication Method | STAMPED |
| Lubrication Material | GREASE |
| Internal Fit-Up Designation | LOOSE |
| Surface Finish | GROUND |
| Shield Quantity | 1 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Overall Outside Diameter | 47.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 17.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E52100 BALL |
| Material | STEEL RETAINER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL SHIELD |
| Material | STEEL COMP E52100 INNER RING |
| Lubrication Material Document and Classification | DOD-G-24508 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 |
NSN 3110-01-052-0060 is a Bearing,ball,annular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-052-0060 has 2 manufacturer part numbers on file: P303KD (Timken Co Div the Timken Company), 4N4375 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4N4375: Retainer Fabrication Method: STAMPED; Lubrication Material: GREASE; Internal Fit-Up Designation: LOOSE; Surface Finish: GROUND. 20 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.