The Bearing Unit,roller, cataloged under National Stock Number 3130-01-244-9137, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-244-9137 |
| Primary Part Number | PK-B22428H |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| Status | ACTIVE |
| Seal Type | LABYRINTHLABYRINTH |
| Lubrication Material | GREASE |
| Lubrication Fitting Type | HYDRAULICHYDRAULIC |
| Assembly Overall Length | 3.156 INCHES NOMINAL3.156 INCHES NOMINAL IN |
| Housing Height | 4.250 INCHES NOMINAL IN |
| Mounting Slot Length | 0.812 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARDSTANDARD |
| Mounting Hole Type | SLOTTEDSLOTTED |
| Rotating Element Locking Method | ECCENTRIC CAM LOCKING COLLARECCENTRIC CAM LOCKING COLLAR |
| Seal Location | BOTH ENDSBOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Collar Location | ONE ENDONE END |
| Center to Center Distance Between Mounting Holes Along Width | 5.500 INCHES NOMINAL IN |
| Housing Width | 7.375 INCHES NOMINAL IN |
| Base Length | 2.500 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 22 |
| Shaft End Type | OPEN |
| Base Thickness | 1.312 INCHES NOMINAL1.312 INCHES NOMINAL IN |
| Bore Diameter | 1.7500 INCHES NOMINAL IN |
| Material | STEEL HOUSING |
| Material | RUBBER SYNTHETIC AND STEEL SEAL |
| Material | STEEL BEARING |
| Height From Bottom of Base to Bore Centerline | 2.125 INCHES NOMINAL2.125 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL45.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL AND THRUST |
| Mounting Slot Width | 0.562 INCHES NOMINAL0.562 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 |
|---|---|
| PK-B22428H PRIMARY | Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA) |
NSN 3130-01-244-9137 is a Bearing Unit,roller, manufactured by Rexnord Industries, Llc Div Link-Belt Bearing Operation, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-244-9137 has 1 manufacturer part number on file: PK-B22428H (Rexnord Industries, Llc Div Link-Belt Bearing Operation).
Key specifications for PK-B22428H: Seal Type: LABYRINTHLABYRINTH; Lubrication Material: GREASE; Lubrication Fitting Type: HYDRAULICHYDRAULIC; Assembly Overall Length: 3.156 INCHES NOMINAL3.156 INCHES NOMINAL 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.