The Ladder,vehicle Boarding, cataloged under National Stock Number 2541-01-678-7105, is classified within Federal Supply Class 2541 (Weapons Systems Specific Vehicular Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 16 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.
| Parameter | Value |
|---|---|
| NSN | 2541-01-678-7105 |
| Primary Part Number | 4059373 |
| Item Name | Ladder,vehicle Boarding |
| FSC / FSG | 2541 / 25 — Weapons Systems Specific Vehicular Accessories |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Usage Design | TRAILER |
| Design Type | FOLDING |
| Mounting Method | BOLTED |
| Safety Shoes | NOT INCLUDED |
| Mounting Hole Diameter | 0.406 INCHES NOMINAL SECOND HOLE IN |
| Mounting Hole Diameter | 0.406 INCHES NOMINAL THIRD HOLE IN |
| Mounting Hole Diameter | 1.08 INCHES NOMINAL FIRST HOLE IN |
| Vehicle Identification Designator | M978A4 |
| Crosspiece Type and Quantity | 3 RUNG |
| Wheel | NOT PROVIDED |
| Attachment Hooks | NOT INCLUDED |
| Vehicle Design Control Activity | 19207 |
| Color | GREEN |
| Tread Surface Type | NONSLIP |
| Protective Pads | NOT INCLUDED |
| Mounting Hole Type | THRU HOLE |
| 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 |
|---|---|
| 4059373 PRIMARY | Oshkosh Defense Llc (USA) |
NSN 2541-01-678-7105 is a Ladder,vehicle Boarding, manufactured by Oshkosh Defense Llc, classified under FSC 2541, Weapons Systems Specific Vehicular Accessories. Status: active.
NSN 2541-01-678-7105 has 1 manufacturer part number on file: 4059373 (Oshkosh Defense Llc).
Key specifications for 4059373: Usage Design: TRAILER; Design Type: FOLDING; Mounting Method: BOLTED; Safety Shoes: NOT INCLUDED. 16 specifications are 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.