The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-129-0125, 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 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-01-129-0125 |
| Primary Part Number | DSP4A2498 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Aircraft Products, Inc. |
| Status | ACTIVE |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Surface Treatment | NICKEL OVERALL |
| Material | STEEL COMP E52100 OVERALL |
| Inner Ring Width | 0.6870 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DSP4A2498 | Rbc Aircraft Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| DSP4A2498 | 5/9 Secondary reference Timken Co Div the Timken Company |
| 10107488 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2493588 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-129-0125 is a Bearing,ball,airframe, manufactured by Rbc Aircraft Products, Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-129-0125 has 1 manufacturer part number on file: DSP4A2498 (Rbc Aircraft Products, Inc.).
Key specifications for DSP4A2498: Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Surface Treatment: NICKEL OVERALL; Material: STEEL COMP E52100 OVERALL; Inner Ring Width: 0.6870 INCHES NOMINAL IN. 4 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.
NSN 3110-01-129-0125 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.