The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-246-3953, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-246-3953 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Overall Outside Diameter | 1248.9 MILLIMETERS MINIMUM AND 1250.0 MILLIMETERS MAXIMUM MM |
| Bore Diameter | 952.5 MILLIMETERS MINIMUM AND 952.9 MILLIMETERS MAXIMUM MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| F-160303 | 5/9 Secondary reference Ina Bearing Co |
| S-5 ITEM 536-1 | 3/9 Design control — primary reference Metso Minerals Industries, Inc. Dba Bulk Material Handling |
NSN 3110-01-246-3953 is a Bearing,roller,cylindrical, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5365-01-646-8856. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-01-246-3953: Overall Width: 98.0 MILLIMETERS NOMINAL MM; Overall Outside Diameter: 1248.9 MILLIMETERS MINIMUM AND 1250.0 MILLIMETERS MAXIMUM MM; Special Features: SLEWING RING; 40 MOUNTING HOLES EQUALLY SPACED ON INNER RING; 48 MOUNTING HOLES EQUALLY SPACED ON OUTER RING; INTERNAL SPUR FULL DEPTH INVOLUTE GEAR; Bore Diameter: 952.5 MILLIMETERS MINIMUM AND 952.9 MILLIMETERS MAXIMUM MM. 2 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.