The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-465-3703, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-465-3703 |
| Primary Part Number | MKP25BS-004G |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Internal Clearance | 0.0001 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Style Designator | SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE |
| Overall Outside Diameter | 2.4900 INCHES MINIMUM AND 2.5000 INCHES MAXIMUM IN |
| Load Direction | RADIAL |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM OVERALL |
| Bore Diameter | 1.5620 INCHES MINIMUM AND 1.5625 INCHES MAXIMUM IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL BALL |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | MIL-G -81322 MIL SPEC 1ST MATERIAL RESPONSE |
| Inner Ring Width | 0.4120 INCHES MINIMUM AND 0.4370 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 |
|---|---|
| MKP25BS-004G PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| MKP25BS-004M | 5/9 Secondary reference Mpb Corp Div Timken Super Precision |
NSN 3110-01-465-3703 is a Bearing,ball,airframe, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-465-3703 has 1 manufacturer part number on file: MKP25BS-004G (Mpb Corp Div Timken Super Precision).
Key specifications for MKP25BS-004G: Lubrication Material: GREASE; Outer Ring Width: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN; Internal Clearance: 0.0001 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL. 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.