The Bearing Unit,roller, cataloged under National Stock Number 3130-00-040-2828, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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 | 3130-00-040-2828 |
| Primary Part Number | 8332872 |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Assembly Overall Length | 4.9690 INCHES NOMINAL IN |
| Flange Thickness | 0.5000 INCHES NOMINAL IN |
| Rotating Element Locking Method | STRAIGHT SLEEVE |
| Mounting Hole Diameter | 0.6560 INCHES NOMINAL IN |
| Overall Outside Diameter | 12.2810 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Bolt Circle Diameter | 10.4380 INCHES NOMINAL IN |
| Bore Diameter | 3.0000 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Housing Length | 4.5940 INCHES NOMINAL IN |
| Housing Diameter | 11.6190 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 |
|---|---|
| 8332872 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3130-00-040-2828 is a Bearing Unit,roller, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-040-2828 has 1 manufacturer part number on file: 8332872 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8332872: Assembly Overall Length: 4.9690 INCHES NOMINAL IN; Flange Thickness: 0.5000 INCHES NOMINAL IN; Rotating Element Locking Method: STRAIGHT SLEEVE; Mounting Hole Diameter: 0.6560 INCHES NOMINAL IN. 12 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.