The Roller,bearing, cataloged under National Stock Number 3110-01-643-2722, 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 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-643-2722 |
| Primary Part Number | L305649-99406 |
| Item Name | Roller,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Style Designator | STRAIGHT BORE, FLANGED CUP, NORMAL ANGLE |
| Overall Outside Diameter | 3.05 INCHES NOMINAL IN |
| Bore Diameter | 2.00 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L305649-99406 PRIMARY | The Timken Corporation (USA) |
NSN 3110-01-643-2722 is a Roller,bearing, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-643-2722 has 1 manufacturer part number on file: L305649-99406 (The Timken Corporation).
Key specifications for L305649-99406: Style Designator: STRAIGHT BORE, FLANGED CUP, NORMAL ANGLE; Overall Width: 0.788 INCHES NOMINAL IN; Overall Outside Diameter: 3.05 INCHES NOMINAL IN; Special Features: CUP WIDTH, 0.5625 IN, BEARING WIDTH,0.7188 IN, NUMBER OF ROLLERS PER ROW 27, CONE BACKFACE "TO CLEAR" RADIUS, 0.060 IN, CONE FRONTFACE BACKING DIAMET, 2.20 IN, CONE BACKFACE BACKING DIAMETER 2.28 IN IN. 3 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.
NSN 3110-01-643-2722 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.