The Cone,tapered Roller Bearing, cataloged under National Stock Number 3110-01-137-7313, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-137-7313 |
| Primary Part Number | SB3614-101 |
| Item Name | Cone,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Cone Corner Radius | 0.0900 INCHES NOMINAL IN |
| Cone Width | 0.8125 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 12.3125 INCHES MINIMUM AND 12.3145 INCHES MAXIMUM 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 | F |
| Part Number | Manufacturer |
|---|---|
| SB3614-101 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| SB3614-101 PRIMARY | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| LL957049V-2-397 | 5/9 Secondary reference The Timken Corporation |
| LL957049V-2U397 | 5/1 Secondary reference The Timken Corporation |
NSN 3110-01-137-7313 is a Cone,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-137-7313 has 2 manufacturer part numbers on file: SB3614-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), SB3614-101 (The Timken Corporation).
Key specifications for SB3614-101: Cone Corner Radius: 0.0900 INCHES NOMINAL IN; Cone Width: 0.8125 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Bore Diameter: 12.3125 INCHES MINIMUM AND 12.3145 INCHES MAXIMUM IN. 5 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.