The Roller,bearing, cataloged under National Stock Number 3110-01-642-9313, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-642-9313 |
| Primary Part Number | 8287013-2 |
| Item Name | Roller,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, ONE LIP OUTER RING, SEPARABLE |
| Overall Outside Diameter | 6.999 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN |
| Bore Diameter | 2.7495 INCHES MINIMUM AND 2.7501 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 8287013 | Naval Sea Systems Command (USA) |
| 8287013-2 PRIMARY | Naval Sea Systems Command (USA) |
| RBY 7 PRIMARY | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| Reference | Meaning |
|---|---|
| 8287000ITEM 11 | 5/1 Secondary reference Naval Sea Systems Command |
| 8287000 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3110-01-642-9313 is a Roller,bearing, manufactured by Naval Sea Systems Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-642-9313 has 3 manufacturer part numbers on file: 8287013 (Naval Sea Systems Command), 8287013-2 (Naval Sea Systems Command), RBY 7 (Rbc Bearings Incorporated Div West Trenton Division).
4 possible matches (shared part number, not a government interchangeability claim): 5315-01-642-9827, 5340-01-642-9828, 3020-01-643-0153. Verify interchangeability with system specifications before substitution.
Key specifications for 8287013-2: Style Designator: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, ONE LIP OUTER RING, SEPARABLE; Overall Width: 3.865 INCHES MINIMUM AND 3.880 INCHES MAXIMUM IN; Overall Outside Diameter: 6.999 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN; Part Name Assigned by Controlling Agency: MAIN ROLLER. 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.
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.