The Carriage Assembly, cataloged under National Stock Number 3990-01-515-8440, is classified within Federal Supply Class 3990 (Miscellaneous Materials Handling Equipment) of the Materials Handling Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3990-01-515-8440 |
| Primary Part Number | 596-7410501-A1 |
| Item Name | Carriage Assembly |
| FSC / FSG | 3990 / 39 — Miscellaneous Materials Handling Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Accessory Components and Quantity | CARRIAGE ASSEMBLY (A1) 1; CARRIAGE ASSEMBLY UPPER (A2) 1; NUT ASSEMBLY (A3) 1 |
| 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 |
|---|---|
| 596-7410501-A1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| B434-5130-A1 | 5/2 Secondary reference U.S. Government activity |
NSN 3990-01-515-8440 is a Carriage Assembly, manufactured by Naval Sea Systems Command, classified under FSC 3990, Miscellaneous Materials Handling Equipment. Status: active.
NSN 3990-01-515-8440 has 1 manufacturer part number on file: 596-7410501-A1 (Naval Sea Systems Command).
Key specifications for 596-7410501-A1: Accessory Components and Quantity: CARRIAGE ASSEMBLY (A1) 1; CARRIAGE ASSEMBLY UPPER (A2) 1; NUT ASSEMBLY (A3) 1; Special Features: OTHER VARIOUS HARDWARE EQUIPMENT (SCREWS, BEARINGS, RETAINERS, WASHERS, SHIMS, NUTS, WELDMENTS, ETC); End Item Identification: CABLE AY W59. 1 specification is 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.