The Bearing,ball,annular, cataloged under National Stock Number 3110-01-224-0428, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-01-224-0428 |
| Primary Part Number | 501782 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Lubrication Material | LUBRICANT |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 501782,FSCM 73030 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 0.4996 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Bore Diameter | 0.1872 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | MIL-L-6081 MIL SPEC 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 |
|---|---|
| 501782 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 501782 | 5/9 Secondary reference Skf Usa Inc. |
| R3-ST | 5/9 Secondary reference Skf Usa Inc. |
| 501782 | 3/9 Design control — primary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 3110-01-224-0428 is a Bearing,ball,annular, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-224-0428 has 1 manufacturer part number on file: 501782 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-476-4879. Verify interchangeability with system specifications before substitution.
Key specifications for 501782: Lubrication Material: LUBRICANT; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Material Document and Classification: 501782,FSCM 73030 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 10 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.