The Bearing,ball,annular, cataloged under National Stock Number 3110-00-442-9128, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Aircraft Products, Inc.. Government technical data includes 18 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-442-9128 |
| Primary Part Number | C5A27515 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Surface Finish | GROUND |
| Shield Quantity | 1 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 1.1811 INCHES NOMINAL IN |
| Features Provided | SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 0.3937 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Lubrication Material Document and Classification | ANDOK C,FSCM 29700 MFR REF 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 |
|---|---|
| C5A27515 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| C5A27515 PRIMARY | Accurate Bushing Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| C5A27515 | 5/9 Secondary reference U.S. Government activity |
| C5A27515 | 7/2 Vendor item drawing reference U.S. Government activity |
| AH40675 | 5/1 Secondary reference Rbc Aircraft Products, Inc. |
| AH40675 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| C5A27515 | 5/9 Secondary reference Speco Corp |
NSN 3110-00-442-9128 is a Bearing,ball,annular, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-442-9128 has 2 manufacturer part numbers on file: C5A27515 (Rbc Aircraft Products, Inc.), C5A27515 (Accurate Bushing Company, Inc.).
Key specifications for C5A27515: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Surface Finish: GROUND; Shield Quantity: 1. 18 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.