The Bearing Unit,roller, cataloged under National Stock Number 3130-00-059-9077, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Rexnord Industries, Llc Div Link-Belt Bearing Operation. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-059-9077 |
| Primary Part Number | BS221121 |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| Status | ACTIVE |
| Seal Type | LABYRINTH |
| Lubrication Fitting Type | HYDRAULIC |
| Assembly Overall Length | 3.5000 INCHES NOMINAL IN |
| Housing Height | 5.5000 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Seal Location | BOTH ENDS |
| Style Designator | PILLOW BLOCK, SOLID |
| Mounting Hole Diameter | 0.6875 INCHES NOMINAL IN |
| Collar Location | ONE END |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 7.1250 INCHES NOMINAL IN |
| Housing Width | 9.2500 INCHES NOMINAL IN |
| Base Length | 2.6900 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 2 |
| Base Thickness | 1.7500 INCHES NOMINAL IN |
| Bore Diameter | 2.4375 INCHES NOMINAL IN |
| Material | STEEL BEARING SURFACE |
| Material | IRON CAST HOUSING |
| Material | STEEL SEAL |
| Height From Bottom of Base to Bore Centerline | 2.7500 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL AND THRUST |
| 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 |
|---|---|
| BS212067 | Fmc Technologies, Inc. Dba Material Handling Solutions (USA) |
| BS221121 PRIMARY | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
| BS212067 | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
| Reference | Meaning |
|---|---|
| 2158-131 | 5/9 Secondary reference American Laundry Machinery Inc |
| 2158-1032 | 5/9 Secondary reference American Laundry Machinery Inc |
| 2204-161REVC | 5/9 Secondary reference American Laundry Machinery Inc |
NSN 3130-00-059-9077 is a Bearing Unit,roller, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-059-9077 has 3 manufacturer part numbers on file: BS212067 (Fmc Technologies, Inc. Dba Material Handling Solutions), BS221121 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), BS212067 (Rexnord Industries, Llc Div Link-Belt Bearing Operation).
Key specifications for BS221121: Seal Type: LABYRINTH; Lubrication Fitting Type: HYDRAULIC; Assembly Overall Length: 3.5000 INCHES NOMINAL IN; Housing Height: 5.5000 INCHES NOMINAL IN. 25 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.