The Housing,bearing Unit, cataloged under National Stock Number 3130-01-357-6289, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. The record lists 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-357-6289 |
| Primary Part Number | 731B211 PC1 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| 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 |
|---|---|
| 731B211-1 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 662E715 PC24 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 731B211 PC1 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 731B211 PC1 | 5/9 Secondary reference General Electric Company |
| 662E715 PC24 | 5/9 Secondary reference General Electric Company |
| 731B211 PC1 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
| 662E715 PC24 | 5/9 Secondary reference General Electric Co Naval and Drive Turbine Systems Dept |
NSN 3130-01-357-6289 is a Housing,bearing Unit, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-357-6289 has 3 manufacturer part numbers on file: 731B211-1 (Timken Gears & Services Inc. Div Philadelphia Gear), 662E715 PC24 (Timken Gears & Services Inc. Div Philadelphia Gear), 731B211 PC1 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 731B211 PC1: End Item Identification: GEAR ASSY SPD DECR MN. 0 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.