The Bearing Unit,roller, cataloged under National Stock Number 3130-01-375-4677, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3130-01-375-4677 |
| Primary Part Number | T2R4-46N1VM |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| T2R4-46N1VM | Naval Inventory Control Point Mechanicsburg (USA) |
| 2D3-03554 ITEM 2VM | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| T2R4-46N1 | 3/1 Design control — primary reference Thyssenkrupp Rothe Erde Usa Inc. |
| 2D3-03554 ITEM 2 | 5/1 Secondary reference Lake Shore Systems, Inc. |
NSN 3130-01-375-4677 is a Bearing Unit,roller, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-375-4677 has 2 manufacturer part numbers on file: T2R4-46N1VM (Naval Inventory Control Point Mechanicsburg), 2D3-03554 ITEM 2VM (Naval Inventory Control Point Mechanicsburg).
Key specifications for T2R4-46N1VM: Criticality Code Justification: ZZZY; End Item Identification: STERN CRANE,STBD; Reference Number Differentiating Characteristics: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 2 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.