The Bearing,ball,annular, cataloged under National Stock Number 3110-01-351-6418, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-351-6418 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | MIL-P-79 MIL SPEC SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | AMS 5618 ASSN STD SINGLE MATERIAL RESPONSE INNER RACE |
| Material Document and Classification | AMS 5618 ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | AMS 5618 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE |
| Overall Outside Diameter | 3.1491 INCHES MINIMUM AND 3.1496 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 2.1648 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C BALL |
| Material | STEEL COMP 440C INNER RACE |
| Material | STEEL COMP 440C OUTER RACE |
| Material | PAPER AND PLASTIC PHENOLIC RETAINER |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 5905769 | 1/2 Source control — Government-approved source U.S. Government activity |
| SSR-191100SD603KFA1P17LY48UB | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-351-6418 is a Bearing,ball,annular, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-371-7255. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-01-351-6418: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 19 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.