The Coupler,drawbar,ball Socket, cataloged under National Stock Number 2540-01-657-2663, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Pacific Boat Trailers, Inc. Government technical data includes 4 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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-657-2663 |
| Primary Part Number | 47102 |
| Item Name | Coupler,drawbar,ball Socket |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Pacific Boat Trailers, Inc |
| Status | ACTIVE |
| Vehicle Maximum Gross Weight | 7500.0 POUNDS LBS |
| Ball Diameter | 2.00 INCHES NOMINAL IN |
| Surface Treatment | ZINC PLATED (USE ZNA000) AND (USE MRC BRFC) |
| 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 |
|---|---|
| 47102 PRIMARY | Pacific Boat Trailers, Inc (USA) |
NSN 2540-01-657-2663 is a Coupler,drawbar,ball Socket, manufactured by Pacific Boat Trailers, Inc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-657-2663 has 1 manufacturer part number on file: 47102 (Pacific Boat Trailers, Inc).
Key specifications for 47102: Vehicle Maximum Gross Weight: 7500.0 POUNDS LBS; Ball Diameter: 2.00 INCHES NOMINAL IN; Surface Treatment: ZINC PLATED (USE ZNA000) AND (USE MRC BRFC); Part Name Assigned by Controlling Agency: ACTUATOR,HYD,DISK BRAKE COUPLER. 4 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.