The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-409-9945, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-409-9945 |
| Primary Part Number | 370222-10 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Outer Ring Width | 0.3070 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Shield Quantity | 2 |
| Style Designator | SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE |
| Overall Outside Diameter | 3.2494 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM IN |
| Load Direction | RADIAL |
| Bore Diameter | 2.5622 INCHES MINIMUM AND 2.5626 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM 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 |
|---|---|
| 370222-10 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| 370222-10 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| 370222-10 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 370222-10 | 7/2 Vendor item drawing reference Raytheon Company Div Corp |
| 4152BIE | 5/1 Secondary reference Mpb Corp Div Timken Super Precision |
| 3TWF41-52U | 5/9 Secondary reference Mpb Corp Div Timken Super Precision |
| 3TWF41-52U | 5/9 Secondary reference Mpb Corporation Dba Mpb Corp |
NSN 3110-00-409-9945 is a Bearing,ball,airframe, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-409-9945 has 3 manufacturer part numbers on file: 370222-10 (Mpb Corp Div Timken Super Precision), 370222-10 (Raytheon Company Dba Raytheon Co), 370222-10 (Raytheon Company).
Key specifications for 370222-10: Outer Ring Width: 0.3070 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN; Shield Quantity: 2; Style Designator: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE; Overall Outside Diameter: 3.2494 INCHES MINIMUM AND 3.2500 INCHES MAXIMUM IN. 9 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.