The Frame,drawbar-Towbar, cataloged under National Stock Number 2540-01-667-6880, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 5 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 | 2540-01-667-6880 |
| Primary Part Number | 4026AS651-1 |
| Item Name | Frame,drawbar-Towbar |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Overall Diameter | 5.0 INCHES NOMINAL IN |
| Shape | TUBULAR |
| Surface Treatment | PRIMER EPOXY AND PAINT |
| Nominal Hole Diameter and Quantity | 0.25 INCHES TWO HOLES AND 0.44 INCHES TWO HOLES IN |
| 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 |
|---|---|
| 4026AS651-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 2540-01-667-6880 is a Frame,drawbar-Towbar, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-667-6880 has 1 manufacturer part number on file: 4026AS651-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 4026AS651-1: Mounting Hole Quantity: 4; Overall Diameter: 5.0 INCHES NOMINAL IN; Shape: TUBULAR; Overall Length: 216.00 INCHES NOMINAL IN. 5 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.