The Ball Transfer, cataloged under National Stock Number 3990-01-731-5402, is classified within Federal Supply Class 3990 (Miscellaneous Materials Handling Equipment) of the Materials Handling Equipment group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3990-01-731-5402 |
| Primary Part Number | BT 1018-15 |
| Item Name | Ball Transfer |
| FSC / FSG | 3990 / 39 — Miscellaneous Materials Handling Equipment |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Load Capacity | 51.59 POUNDS NOMINAL LBS |
| Mounting Method | HOUSING |
| Diameter | 44.5 MILLIMETERS NOMINAL MM |
| Ball Diameter | 25.4 MILLIMETERS MM |
| Material | STEEL HOUSING |
| Material | STEEL BALL |
| 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 |
|---|---|
| M/5906991 | Skf Usa Inc. (USA) |
| BT 1018-15 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6329E90P6 | 5/2 Secondary reference U.S. Government activity |
NSN 3990-01-731-5402 is a Ball Transfer, manufactured by Skf Usa Inc., classified under FSC 3990, Miscellaneous Materials Handling Equipment. Status: active.
NSN 3990-01-731-5402 has 2 manufacturer part numbers on file: M/5906991 (Skf Usa Inc.), BT 1018-15 (Skf Usa Inc.).
Key specifications for BT 1018-15: Load Capacity: 51.59 POUNDS NOMINAL LBS; Overall Height: 67.1 MILLIMETERS NOMINAL MM; Mounting Method: HOUSING; Diameter: 44.5 MILLIMETERS NOMINAL MM. 6 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.