The Bearing Unit,roller, cataloged under National Stock Number 3130-01-258-6104, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Ederer Inc Star Cranes Div. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3130-01-258-6104 |
| Primary Part Number | 301-23-46 ITEM 15 |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Ederer Inc Star Cranes Div |
| Status | ACTIVE |
| Seal Type | LABYRINTH |
| Lubrication Fitting Type | HYDRAULIC |
| Housing Height | 7.375 INCHES NOMINAL IN |
| Mounting Slot Length | 9.875 INCHES MINIMUM AND 11.000 INCHES MAXIMUM IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | SLOTTED |
| Rotating Element Locking Method | ADAPTER |
| Seal Location | BOTH ENDS |
| Block Type | FLOATING |
| Style Designator | PILLOW BLOCK, OPTIONAL SPLIT |
| Features Provided | DRAIN PLUG |
| Center to Center Distance Between Mounting Holes Along Width | 10.437 INCHES NOMINAL IN |
| Housing Width | 13.000 INCHES NOMINAL IN |
| Base Length | 4.875 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 2.000 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 2 |
| Shaft End Type | CLOSED |
| Base Thickness | 1.625 INCHES NOMINAL IN |
| Bore Diameter | 3.0000 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL HOUSING |
| Material | STEEL BEARING |
| Housing Length | 5.250 INCHES NOMINAL IN |
| Height From Bottom of Base to Bore Centerline | 3.750 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL AND THRUST |
| Mounting Slot Width | 0.625 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 |
|---|---|
| 301-23-46 ITEM 15 | Ederer Inc Star Cranes Div (USA) |
| Reference | Meaning |
|---|---|
| PKELB6848FRC | 3/9 Design control — primary reference Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| PKE-LB6848FHC | 5/9 Secondary reference Rexnord Industries, Llc Div Link-Belt Bearing Operation |
NSN 3130-01-258-6104 is a Bearing Unit,roller, manufactured by Ederer Inc Star Cranes Div, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-258-6104 has 1 manufacturer part number on file: 301-23-46 ITEM 15 (Ederer Inc Star Cranes Div).
Key specifications for 301-23-46 ITEM 15: Seal Type: LABYRINTH; Lubrication Fitting Type: HYDRAULIC; Housing Height: 7.375 INCHES NOMINAL IN; Mounting Slot Length: 9.875 INCHES MINIMUM AND 11.000 INCHES MAXIMUM IN. 28 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.