The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-155-7434, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-155-7434 |
| Primary Part Number | 1307AA |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| Status | ACTIVE |
| Cup Width | 0.6875 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Overall Outside Diameter | 2.8750 INCHES NOMINAL IN |
| Backface Corner Radius | 0.1250 INCHES NOMINAL IN |
| Cone Corner Radius | 0.1400 INCHES NOMINAL IN |
| Standout Width | 0.1875 INCHES NOMINAL IN |
| Cone Width | 0.8750 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 1.3750 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 1307AA PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
| ME77 | Heil Environmental Industries (USA) |
| 451494R91 | Cnh Industrial America Llc Dba Cnh America (USA) |
| 02877-02820 PRIMARY | The Timken Corporation (USA) |
| ME77 | Wisconsin Motors, Llc (USA) |
| Reference | Meaning |
|---|---|
| 451494R91 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 451494R91 | 5/9 Secondary reference International Harvester Co Agricultural Equipment Div |
NSN 3110-00-155-7434 is a Bearing,roller,tapered, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-155-7434 has 5 manufacturer part numbers on file: 1307AA (Cnh Industrial America Llc Dba Cnh America), ME77 (Heil Environmental Industries), 451494R91 (Cnh Industrial America Llc Dba Cnh America), 02877-02820 (The Timken Corporation), ME77 (Wisconsin Motors, Llc).
Key specifications for 1307AA: Cup Width: 0.6875 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Overall Width: 0.8750 INCHES NOMINAL IN; Overall Outside Diameter: 2.8750 INCHES NOMINAL IN. 10 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.