The Bearing,roller,thrust, cataloged under National Stock Number 3110-01-210-7515, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-210-7515 |
| Primary Part Number | 40TPS115 |
| Item Name | Bearing,roller,thrust |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Surface Finish | GROUND |
| Style Designator | FLAT RACE SURFACE, CYLINDRICAL ROLLERS, W/SEATING RING |
| Thrust Directional Capability Designation | SINGLE |
| Overall Outside Diameter | 7.9375 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR THRUST BEARINGS |
| Bore Diameter | 4.0000 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Self-Alignment Location | EXTERNAL |
| Seating Ring Outside Diameter | 8.3750 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 |
|---|---|
| AT-735 | Regal Beloit America, Inc. Dba Rollway Bearing (USA) |
| 40TPS115 PRIMARY | Timken Co Div the Timken Company (USA) |
| Reference | Meaning |
|---|---|
| 40TPS115 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| AT-735 | 5/9 Secondary reference Timken Aerospace, Inc Dba Torrington Product |
| AT-735 | C/1 Advisory reference — outside the item-of-supply concept Timken Co Div the Timken Company |
| RTW735 | 5/9 Secondary reference Ina Bearing Co Inc |
NSN 3110-01-210-7515 is a Bearing,roller,thrust, manufactured by Timken Co Div the Timken Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-210-7515 has 2 manufacturer part numbers on file: AT-735 (Regal Beloit America, Inc. Dba Rollway Bearing), 40TPS115 (Timken Co Div the Timken Company).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-368-4258. Verify interchangeability with system specifications before substitution.
Key specifications for 40TPS115: Retainer Fabrication Method: MACHINED; Overall Height: 2.3120 INCHES NOMINAL IN; Surface Finish: GROUND; Style Designator: FLAT RACE SURFACE, CYLINDRICAL ROLLERS, W/SEATING RING. 11 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.