The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-01-301-4103, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-301-4103 |
| Primary Part Number | 01113-0365-4 ITEM 6-17 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Style Designator | NORMAL ANGLE |
| Outside Diameter | 4.5000 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0300 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER |
| 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 |
|---|---|
| 01113-0365-4 ITEM 6-17 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 65321 | 5/9 Secondary reference Timken Gears & Services Inc. Div Philadelphia Gear |
| 03-114-0093-4 AND SERIAL NUMBER- | 3/1 Design control — primary reference Timken Gears & Services Inc. Div Philadelphia Gear |
NSN 3110-01-301-4103 is a Cup,tapered Roller Bearing, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-301-4103 has 1 manufacturer part number on file: 01113-0365-4 ITEM 6-17 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 01113-0365-4 ITEM 6-17: Style Designator: NORMAL ANGLE; Overall Width: 1.3750 INCHES NOMINAL IN; Outside Diameter: 4.5000 INCHES NOMINAL IN; Backface Corner Radius: 0.0300 INCHES NOMINAL IN. 5 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.