The Bearing Unit,ball, cataloged under National Stock Number 3130-01-252-1006, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-252-1006 |
| Primary Part Number | SYM6906Z |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Assembly Overall Length | 0.688 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Flange Thickness | 0.035 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | DIRECT |
| Block Type | FIXED |
| Style Designator | FLANGE BLOCK |
| Mounting Hole Diameter | 0.312 INCHES NOMINAL IN |
| Overall Outside Diameter | 2.500 INCHES NOMINAL IN |
| Features Provided | BEARING |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Bolt Circle Diameter | 1.875 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Material | IRON CAST HOUSING |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BEARING |
| Housing Length | 0.344 INCHES NOMINAL IN |
| Housing Diameter | 1.125 INCHES NOMINAL IN |
| Load Capability Type | RADIAL |
| 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 |
|---|---|
| SYM6906Z PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| SMT6906Z | 5/9 Secondary reference U.S. Government activity |
NSN 3130-01-252-1006 is a Bearing Unit,ball, manufactured by Skf Usa Inc., classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-252-1006 has 1 manufacturer part number on file: SYM6906Z (Skf Usa Inc.).
Key specifications for SYM6906Z: Lubrication Material: GREASE; Assembly Overall Length: 0.688 INCHES NOMINAL IN; Internal Fit-Up Designation: STANDARD; Flange Thickness: 0.035 INCHES NOMINAL IN. 20 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.