The Bearing Unit,ball, cataloged under National Stock Number 3130-01-102-7455, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-102-7455 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Status | ACTIVE |
| Seal Type | CONTACT |
| Assembly Overall Length | 2.8750 INCHES NOMINAL IN |
| Housing Height | 2.5625 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Style Designator | PILLOW BLOCK, SOLID |
| Mounting Hole Diameter | 0.2812 INCHES NOMINAL IN |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Center to Center Distance Between Mounting Holes Along Width | 2.5000 INCHES NOMINAL IN |
| Housing Width | 3.2500 INCHES NOMINAL IN |
| Base Length | 2.2500 INCHES NOMINAL IN |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 3 |
| Shaft End Type | OPEN |
| Base Thickness | 0.3750 INCHES NOMINAL IN |
| Bore Diameter | 1.0000 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC SEAL |
| Material | IRON CAST HOUSING |
| Material | STEEL BEARING |
| Height From Bottom of Base to Bore Centerline | 1.3750 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 |
| Reference | Meaning |
|---|---|
| PB-16-ADJ | 3/2 Design control — primary reference U.S. Government activity |
NSN 3130-01-102-7455 is a Bearing Unit,ball, classified under FSC 3130, Bearings, Mounted. Status: active.
Key specifications for 3130-01-102-7455: Seal Type: CONTACT; Assembly Overall Length: 2.8750 INCHES NOMINAL IN; Housing Height: 2.5625 INCHES NOMINAL IN; Internal Fit-Up Designation: STANDARD. 22 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.