The Step,ladder, cataloged under National Stock Number 5440-01-729-0454, is classified within Federal Supply Class 5440 (Scaffolding Equipment and Concrete Forms) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is Tri-Arc Mfg Co Inc. Government technical data includes 3 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 | 5440-01-729-0454 |
| Primary Part Number | RWSR107242-XR |
| Item Name | Step,ladder |
| FSC / FSG | 5440 / 54 — Scaffolding Equipment and Concrete Forms |
| Manufacturer | Tri-Arc Mfg Co Inc |
| Status | ACTIVE |
| Color | GRAY/GREY |
| Functional Description | ROLLING LADDER WITH AN REAR EXIT GATE THAT ALLOWS EXIT FROM THE LADDER ONTO AN ELEVATED SURFACE |
| Material | STEEL |
| 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 |
|---|---|
| RWSR107242-XR PRIMARY | Tri-Arc Mfg Co Inc (USA) |
NSN 5440-01-729-0454 is a Step,ladder, manufactured by Tri-Arc Mfg Co Inc, classified under FSC 5440, Scaffolding Equipment and Concrete Forms. Status: active.
NSN 5440-01-729-0454 has 1 manufacturer part number on file: RWSR107242-XR (Tri-Arc Mfg Co Inc).
Key specifications for RWSR107242-XR: Overall Height: 100.0 INCHES NOMINAL IN; Color: GRAY/GREY; Special Features: GRIP STRUT, SEVEN STEPS, 24 INCH STEP WIDTH, PLATFORM HEIGHT 70 INCHES, PLATFORM WIDTH 24 INCHES, PLATFORM LENGTH 30 INCHES, BASE WIDTH 35 INCHES, BASE DEPTH 77 INCHES IN; Functional Description: ROLLING LADDER WITH AN REAR EXIT GATE THAT ALLOWS EXIT FROM THE LADDER ONTO AN ELEVATED SURFACE. 3 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.