The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-044-4463, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-044-4463 |
| Primary Part Number | MR112KC1B5170063C18S4945R |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Internal Fit-Up Designation | LOOSE |
| Locating Feature | NONLOCATING |
| Surface Finish | GROUND |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.5 |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL ROLLER |
| 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 |
|---|---|
| SB2103-2 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| MR112KC1B5170063C18S4945R PRIMARY | Skf Usa Inc. (USA) |
| 454632 PRIMARY | Skf Usa Inc. (USA) |
NSN 3110-00-044-4463 is a Bearing,roller,cylindrical, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-044-4463 has 3 manufacturer part numbers on file: SB2103-2 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), MR112KC1B5170063C18S4945R (Skf Usa Inc.), 454632 (Skf Usa Inc.).
Key specifications for MR112KC1B5170063C18S4945R: Internal Fit-Up Designation: LOOSE; Locating Feature: NONLOCATING; Surface Finish: GROUND; Bore Shape: STRAIGHT. 9 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.