The Ladder,vehicle Boarding, cataloged under National Stock Number 2540-01-436-9932, 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 10 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-436-9932 |
| Primary Part Number | 1764AS198-1 |
| Item Name | Ladder,vehicle Boarding |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Crosspiece Length | 18.000 INCHES NOMINAL IN |
| Design Type | STRAIGHT |
| Safety Shoes | NOT INCLUDED |
| Crosspiece Type and Quantity | 12 RUNG |
| Wheel | NOT PROVIDED |
| Attachment Hooks | INCLUDED |
| Crosspiece Tread | NOT INCLUDED |
| Side Rail Length | 206.750 INCHES NOMINAL IN |
| Protective Pads | NOT INCLUDED |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 1764AS198-1 | Lake Shore Systems, Inc. (USA) |
| 1764AS198-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 2540-01-436-9932 is a Ladder,vehicle Boarding, 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 2540-01-436-9932 has 2 manufacturer part numbers on file: 1764AS198-1 (Lake Shore Systems, Inc.), 1764AS198-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1764AS198-1: Crosspiece Length: 18.000 INCHES NOMINAL IN; Design Type: STRAIGHT; Safety Shoes: NOT INCLUDED; Crosspiece Type and Quantity: 12 RUNG. 10 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.