The Bearing,ball,annular, cataloged under National Stock Number 3110-01-142-0716, 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 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-142-0716 |
| Primary Part Number | 6661045 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 0.4996 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Features Provided | ALIGNING RING |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO. 7P |
| Bore Diameter | 0.1872 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Material | STEEL COMP 440A BALL A |
| Material | STEEL COMP 440A INNER RING A |
| Material | STEEL COMP 440A OUTER RING A |
| Material | PLASTIC PHENOLIC AND GLASS RETAINER |
| 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 |
|---|---|
| 6661045 | Parker-Hannifin Corporation Div Gas Turbine Fuel Systems (USA) |
| 6661045 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 6661045 | 5/9 Secondary reference British Paints Ltd |
| 6661045 | 5/9 Secondary reference Peter Kwick Inc |
NSN 3110-01-142-0716 is a Bearing,ball,annular, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-142-0716 has 2 manufacturer part numbers on file: 6661045 (Parker-Hannifin Corporation Div Gas Turbine Fuel Systems), 6661045 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 6661045: Surface Finish: GROUND; Shield Quantity: 2; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE; Overall Width: 0.1910 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN. 13 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 3110-01-142-0716 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.