The Stepladder, cataloged under National Stock Number 5440-01-548-5933, is classified within Federal Supply Class 5440 (Scaffolding Equipment and Concrete Forms) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is Louisville Ladder Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5440-01-548-5933 |
| Primary Part Number | FM1508 |
| Item Name | Stepladder |
| FSC / FSG | 5440 / 54 — Scaffolding Equipment and Concrete Forms |
| Manufacturer | Louisville Ladder Inc |
| Status | ACTIVE |
| Surface Type | NON-SLIP |
| Height | 8.000 FEET NOMINAL FT |
| Material | GLASS FIBER |
| Crosspiece Type | STEP |
| 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 |
|---|---|
| FM1508 PRIMARY | Louisville Ladder Inc (USA) |
| 77A564462P002-C002 | Lockheed Martin Australia Pty Ltd (AUS) |
| 77A564462P2 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| FM1508 | 5/9 Secondary reference Emerson Electric Co Louisville Ladder Div |
| 77A564462P002-C002 | 5/9 Secondary reference Lockheed Martin Australia Electronic Systems Pty Ltd |
NSN 5440-01-548-5933 is a Stepladder, manufactured by Louisville Ladder Inc, classified under FSC 5440, Scaffolding Equipment and Concrete Forms. Status: active.
NSN 5440-01-548-5933 has 3 manufacturer part numbers on file: FM1508 (Louisville Ladder Inc), 77A564462P002-C002 (Lockheed Martin Australia Pty Ltd), 77A564462P2 (Lockheed Martin Corporation Div Rms).
Key specifications for FM1508: Surface Type: NON-SLIP; Height: 8.000 FEET NOMINAL FT; Material: GLASS FIBER; Crosspiece Type: STEP. 4 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.