The Housing,bearing Unit, cataloged under National Stock Number 3130-00-384-9387, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-384-9387 |
| Primary Part Number | CL4649 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| Status | ACTIVE |
| Flange Thickness | 0.6250 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Material Document and Classification | X-102C FSCM 77873 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.2656 INCHES NOMINAL IN |
| Overall Outside Diameter | 6.3952 INCHES MINIMUM AND 6.4032 INCHES MAXIMUM IN |
| Bolt Circle Diameter | 4.3125 INCHES NOMINAL IN |
| Bore Diameter | 3.7498 INCHES MINIMUM AND 3.7508 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Housing Length | 1.0312 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 |
|---|---|
| CL4649-1 | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| CL4649 PRIMARY | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| 55232DA | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 55232DA | 5/9 Secondary reference Komatsu American Intl Co |
| 55232DA | 5/9 Secondary reference U.S. Government activity |
| 55232DA | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 3130-00-384-9387 is a Housing,bearing Unit, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-384-9387 has 3 manufacturer part numbers on file: CL4649-1 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), CL4649 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 55232DA (Komatsu America Corp.).
Key specifications for CL4649: Flange Thickness: 0.6250 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED; Material Document and Classification: X-102C FSCM 77873 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Mounting Hole Diameter: 0.2656 INCHES NOMINAL IN. 9 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.