The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-804-3307, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 10 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-804-3307 |
| Primary Part Number | 518099 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Bearing Preload Designation | LIGHT |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING |
| Overall Outside Diameter | 1.6245 INCHES MINIMUM AND 1.6250 INCHES MAXIMUM IN |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 0.7496 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Material | STEEL 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 |
|---|---|
| 518099 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| S8K-DB-C2-E6664-S7 | 5/9 Secondary reference Timken Co Div the Timken Company |
| S8KDBE6664 | 5/1 Secondary reference Timken Co Div the Timken Company |
| 518099 | 5/1 Secondary reference Timken Co Div the Timken Company |
| 518099 | 3/2 Design control — primary reference U.S. Government activity |
| S8K-DB-C2E666457 | 5/9 Secondary reference Timken Co Div the Timken Company |
| S8K-DB-C2E6664-S | C/1 Advisory reference — outside the item-of-supply concept Timken Co Div the Timken Company |
NSN 3110-00-804-3307 is a Bearing,ball,duplex, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-804-3307 has 1 manufacturer part number on file: 518099 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 4010-01-107-7684. Verify interchangeability with system specifications before substitution.
Key specifications for 518099: Retainer Fabrication Method: PRESSED; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Bearing Preload Designation: LIGHT. 10 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.