The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-153-1391, 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 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-153-1391 |
| Primary Part Number | B5539WZZFS464 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.5000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Style Designator | DOUBLE ROW |
| Overall Outside Diameter | 1.1875 INCHES NOMINAL IN |
| Load Direction | RADIAL |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL BALL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER SEAL |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.5620 INCHES NOMINAL IN |
| 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 |
|---|---|
| B5539WZZFS464 PRIMARY | Rbc Aircraft Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B5539WZZFS464 | 5/9 Secondary reference Timken Co Div the Timken Company |
| B5539WZZFS464S8 | 5/9 Secondary reference Timken Co Div the Timken Company |
| B5539WZZFS464S8 | 5/9 Secondary reference Rbc Aircraft Products, Inc. |
NSN 3110-01-153-1391 is a Bearing,ball,airframe, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-153-1391 has 1 manufacturer part number on file: B5539WZZFS464 (Rbc Aircraft Products, Inc.).
Key specifications for B5539WZZFS464: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.5000 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES. 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.