The Bearing Unit,ball, cataloged under National Stock Number 3130-01-289-7868, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Hub City, Inc. Dba Hub City Div Hub City, Inc. - a Regal-Beloit Company. Government technical data includes 26 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through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-289-7868 |
| Primary Part Number | PB150-1 3/8 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Hub City, Inc. Dba Hub City Div Hub City, Inc. - a Regal-Beloit Company |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Lubrication Fitting Type | HYDRAULIC |
| Assembly Overall Length | 1.7187 INCHES NOMINAL IN |
| Housing Height | 3.5000 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | DIRECT |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Mounting Hole Diameter | 0.5000 INCHES NOMINAL IN |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 4.7187 INCHES MINIMUM AND 5.2812 INCHES MAXIMUM IN |
| Housing Width | 6.2500 INCHES NOMINAL IN |
| Base Length | 1.3750 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Shaft End Type | OPEN |
| Base Thickness | 0.4062 INCHES NOMINAL IN |
| Bore Diameter | 1.3750 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEAL |
| Material | IRON MALLEABLE HOUSING |
| Material | STEEL BEARING |
| Height From Bottom of Base to Bore Centerline | 1.8125 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 |
|---|---|
| PB150-1 3/8 | Hub City, Inc. Dba Hub City Div Hub City, Inc. - a Regal-Beloit Company (USA) |
| Reference | Meaning |
|---|---|
| 15241025-001 | 3/2 Design control — primary reference U.S. Government activity |
| 15241025-001 | 5/9 Secondary reference U.S. Government activity |
| 15241000 ITEM 107 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 15241000 ITEM 107 | C/1 Advisory reference — outside the item-of-supply concept Gulf Coast Holdings, Inc Dba Unidynamics |
| PB150L-1 3/8 | 5/9 Secondary reference Emerson Electric Co Browning Mfg Div |
| 15241000 ITEM 107 | 5/9 Secondary reference U.S. Government activity |
| 15241025-001 | C/1 Advisory reference — outside the item-of-supply concept Gulf Coast Holdings, Inc Dba Unidynamics |
| PB150L-1 3/8 | 5/9 Secondary reference Hub City, Inc. Dba Hub City Div Hub City, Inc. - a Regal-Beloit Company |
| PB150L-1 3/8 | 5/9 Secondary reference U.S. Government activity |
| 12122037-005 | C/1 Advisory reference — outside the item-of-supply concept Gulf Coast Holdings, Inc Dba Unidynamics |
| PB150-1 3/8 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 12122037-005 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 12122037-005 | 5/9 Secondary reference U.S. Government activity |
NSN 3130-01-289-7868 is a Bearing Unit,ball, manufactured by Hub City, Inc. Dba Hub City Div Hub City, Inc. - a Regal-Beloit Company, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-289-7868 has 1 manufacturer part number on file: PB150-1 3/8 (Hub City, Inc. Dba Hub City Div Hub City, Inc. - a Regal-Beloit Company).
Key specifications for PB150-1 3/8: Seal Type: CONTACT; Lubrication Fitting Type: HYDRAULIC; Assembly Overall Length: 1.7187 INCHES NOMINAL IN; Housing Height: 3.5000 INCHES NOMINAL IN. 26 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.