The Bearing,ball,annular, cataloged under National Stock Number 3110-00-902-7415, 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 13 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-902-7415 |
| Primary Part Number | 344230 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Outer Ring Width | 0.1094 INCHES NOMINAL IN |
| Internal Clearance | 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 0.3125 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO.5 |
| Bore Diameter | 0.1250 INCHES NOMINAL IN |
| Material | STEEL COMP 440C OVERALL |
| Inner Ring Width | 0.1406 INCHES NOMINAL 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 |
|---|---|
| E435 | Mpb Corp Div Timken Super Precision (USA) |
| 344230 | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| 344230 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| SS518EP25 | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| S154EEK25 | 5/1 Secondary reference U.S. Government activity |
| 344230 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-00-902-7415 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-902-7415 has 4 manufacturer part numbers on file: E435 (Mpb Corp Div Timken Super Precision), 344230 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 344230 (Mpb Corp Div Timken Super Precision), SS518EP25 (Mpb Corp Div Timken Super Precision).
Key specifications for 344230: Outer Ring Width: 0.1094 INCHES NOMINAL IN; Internal Clearance: 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN; Internal Fit-Up Designation: STANDARD; Surface Finish: GROUND. 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.
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.