The Ring,bearing,inner, cataloged under National Stock Number 3110-00-145-8341, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-145-8341 |
| Item Name | Ring,bearing,inner |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Style Designator | SOLID INNER RACE, JOURNAL AND NEEDLE |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Overall Outside Diameter | 1.5000 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS |
| Bore Diameter | 1.2500 INCHES NOMINAL IN |
| Material | STEEL COMP E4340H OR STEEL COMP 4720 OR STEEL COMP 8620 OR STEEL COMP 8720 OR STEEL COMP 1018 OR STEEL COMP 1117 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| IR202416 | 5/1 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| MS51962-15 | 2/2 Government specification standardization U.S. Government activity |
| MS51962 | 4/1 Identification reference U.S. Government activity |
| MI20N | 5/1 Secondary reference U.S. Government activity |
| 2HA919 | C/1 Advisory reference — outside the item-of-supply concept Oshkosh Corp |
NSN 3110-00-145-8341 is a Ring,bearing,inner, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-145-8341: Surface Finish: GROUND; Style Designator: SOLID INNER RACE, JOURNAL AND NEEDLE; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Overall Width: 1.0100 INCHES NOMINAL IN. 8 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.