The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-320-3584, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-320-3584 |
| Primary Part Number | 5750303-001 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2412 ASSN STD SINGLE TREATMENT RESPONSE RETAINER |
| Surface Finish | GROUND |
| Precious Material | SILVER |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, TANDEM MOUNTING |
| Material Document and Classification | UNABLE TO DECODE |
| Overall Outside Diameter | 215.0 MILLIMETERS NOMINAL MM |
| Contact Angle | 28.0 RADIANS MINIMUM AND 32.0 RADIANS MAXIMUM |
| Load Direction | RADIAL |
| Surface Treatment | SILVER RETAINER |
| Precious Material and Location | FUNCTIONAL RUBBING CONTACT SURFACES SILVER |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 120.0 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP E52100 BALL |
| Material | STEEL COMP E52100 INNER RING |
| Material | OIL LUBRICATING LUBRICATION |
| Material | STEEL COMP 4340 OUTER RING |
| Lubrication Material Document and Classification | MIL-L-23699 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 | X |
| Part Number | Manufacturer |
|---|---|
| 5750303-001 | Naval Sea Systems Command (USA) |
| 5750303-001 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1/2 PR 9224-UD-SPEC T | 5/9 Secondary reference Skf Usa Inc. |
| X66123 | 5/1 Secondary reference Skf Usa Inc. |
| 1/2 PR 7224-D SPEC. MATCHED DT | 5/9 Secondary reference Skf Usa Inc. |
| V224-2DT | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-01-320-3584 is a Bearing,ball,duplex, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-320-3584 has 2 manufacturer part numbers on file: 5750303-001 (Naval Sea Systems Command), 5750303-001 (Skf Usa Inc.).
Key specifications for 5750303-001: Surface Treatment Document and Classification: AMS 2412 ASSN STD SINGLE TREATMENT RESPONSE RETAINER; Surface Finish: GROUND; Precious Material: SILVER; Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, TANDEM MOUNTING. 17 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.