The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-397-5555, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Timken Corporation. Government technical data includes 4 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 | 3110-00-397-5555 |
| Primary Part Number | 67388-67322X1S67388Y2S67322 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 7.7500 INCHES NOMINAL IN |
| Bore Diameter | 5.0000 INCHES NOMINAL IN |
| Material | STEEL COMP E52100 OVERALL |
| 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 |
|---|---|
| 67388-67322X1S67388Y2S67322 PRIMARY | The Timken Corporation (USA) |
| ASSY9-165 PRIMARY | The Timken Corporation (USA) |
| 4L8308 | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 3110-00-397-5555 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-397-5555 has 3 manufacturer part numbers on file: 67388-67322X1S67388Y2S67322 (The Timken Corporation), ASSY9-165 (The Timken Corporation), 4L8308 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 67388-67322X1S67388Y2S67322: Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Overall Outside Diameter: 7.7500 INCHES NOMINAL IN; Special Features: TW0 SINGLE CUPS TWO SINGLE CONES W/ CONE AND CUP SPACERS BENCH LATERAL 0.016 INCHES IN; Bore Diameter: 5.0000 INCHES NOMINAL IN. 4 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.