The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-006-9116, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Timken Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-006-9116 |
| Primary Part Number | 52400-52637DX1S52400ASSY9-72 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Cup Width | 2.4375 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, DOUBLE CUP, SINGLE CONES |
| Overall Outside Diameter | 6.3750 INCHES MINIMUM AND 6.3760 INCHES MAXIMUM IN |
| Backface Corner Radius | 0.0300 INCHES NOMINAL IN |
| Cone Corner Radius | 0.1400 INCHES NOMINAL IN |
| Standout Width | 0.4062 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 4.0000 INCHES MINIMUM AND 4.0010 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 SEPARATOR SLUG |
| 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 |
|---|---|
| 52400-52637DX1S52400ASSY9-72 PRIMARY | The Timken Corporation (USA) |
| 52400-52637D | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3021420-3 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3110-01-006-9116 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-006-9116 has 2 manufacturer part numbers on file: 52400-52637DX1S52400ASSY9-72 (The Timken Corporation), 52400-52637D (The Timken Corporation).
Key specifications for 52400-52637DX1S52400ASSY9-72: Retainer Fabrication Method: PRESSED; Cup Width: 2.4375 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, DOUBLE CUP, SINGLE CONES; Overall Width: 3.2499 INCHES MINIMUM AND 3.2659 INCHES MAXIMUM 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.