The Coupler,drawbar,ball Socket, cataloged under National Stock Number 2540-01-668-9165, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Ram Mounts National Products Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-668-9165 |
| Primary Part Number | RAM-D-201U-E |
| Item Name | Coupler,drawbar,ball Socket |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Ram Mounts National Products Inc |
| Status | ACTIVE |
| Ball Diameter | 2.25 INCHES NOMINAL IN |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| MX4449A00 | Ineo Defense (FRA) |
| RAM-D-201U-E PRIMARY | Ram Mounts National Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 10432441 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 2540-01-668-9165 is a Coupler,drawbar,ball Socket, manufactured by Ram Mounts National Products Inc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-668-9165 has 2 manufacturer part numbers on file: MX4449A00 (Ineo Defense), RAM-D-201U-E (Ram Mounts National Products Inc).
Key specifications for RAM-D-201U-E: Overall Length: 12.875 INCHES NOMINAL IN; Ball Diameter: 2.25 INCHES NOMINAL IN; Special Features: SKT-SKT LENGTH 11.1875, WGHT 3.82 LBS. POWDER COATED LBS; Part Name Assigned by Controlling Agency: LONG LENGTH DOUBLE SOCKET ARM FOR D SIZE RUBBER BALLS. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.