The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-148-9790, 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 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-148-9790 |
| Primary Part Number | S1014M7DB5LYV254 A |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Bearing Preload Rating | 5.0 POUNDS NOMINAL LBS |
| Internal Clearance | 0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING |
| Material Document and Classification | UNABLE TO DECODE |
| Overall Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Load Direction | ANGULAR |
| Standard Tolerance Designation | ABEC NO. 7P |
| Bore Diameter | 0.6250 INCHES NOMINAL IN |
| Material | STEEL COMP 440C INNER RING |
| Material | OIL LUBRICATION |
| Material | STEEL COMP 440C OUTER RING |
| Material | COTTON AND PLASTIC PHENOLIC RETAINER |
| Material | STEEL COMP 440C BALL |
| Lubrication Material Document and Classification | MIS-30520,FSCM 19135 MFR REF 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 |
|---|---|
| S1014M7DB5LYV254 A PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| 13092139 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 3110-01-148-9790 is a Bearing,ball,duplex, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-148-9790 has 1 manufacturer part number on file: S1014M7DB5LYV254 A (Mpb Corp Div Timken Super Precision).
Key specifications for S1014M7DB5LYV254 A: Retainer Fabrication Method: MACHINED; Bearing Preload Rating: 5.0 POUNDS NOMINAL LBS; Internal Clearance: 0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN; Surface Finish: GROUND. 16 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.