The Bearing,ball,annular, cataloged under National Stock Number 3110-01-016-8122, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rheinmetall Air Defence Ag. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-016-8122 |
| Primary Part Number | C4003251 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rheinmetall Air Defence Ag |
| Status | ACTIVE |
| Retainer Fabrication Method | MOLDED |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE INNER RING |
| Overall Outside Diameter | 0.9998 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Bore Diameter | 0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL COMP 440C BALL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RETAINER |
| 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 |
|---|---|
| C4003251 | Rheinmetall Air Defence Ag (CHE) |
| Reference | Meaning |
|---|---|
| SR1232T8K36 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-016-8122 is a Bearing,ball,annular, manufactured by Rheinmetall Air Defence Ag, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-016-8122 has 1 manufacturer part number on file: C4003251 (Rheinmetall Air Defence Ag).
Key specifications for C4003251: Retainer Fabrication Method: MOLDED; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 15 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.