The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-133-6573, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-133-6573 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Bearing Preload Rating | 100.0 POUNDS NOMINAL LBS |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING |
| Material Document and Classification | UNABLE TO DECODE |
| Overall Outside Diameter | 2.8342 INCHES MINIMUM AND 2.8346 INCHES MAXIMUM IN |
| Load Direction | ANGULAR |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 1.3777 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | PLASTIC POLYAMIDE NYLON RETAINER |
| Material | STEEL BALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| AAM207W1-5 NGSR DU A-1178 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 212-040-143-1 | 5/2 Secondary reference U.S. Government activity |
| 212-040-143-001 | 5/9 Secondary reference U.S. Government activity |
| 212-040-143 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-00-133-6573 is a Bearing,ball,duplex, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3110-01-493-9633. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-00-133-6573: Bearing Preload Rating: 100.0 POUNDS NOMINAL LBS; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING. 13 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.