The Ladder,extension, cataloged under National Stock Number 5440-01-378-4587, is classified within Federal Supply Class 5440 (Scaffolding Equipment and Concrete Forms) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is Lockheed Martin Corporation Div Rms. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5440-01-378-4587 |
| Primary Part Number | 1213877-201 |
| Item Name | Ladder,extension |
| FSC / FSG | 5440 / 54 — Scaffolding Equipment and Concrete Forms |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Length | 20.000 FEET NOMINAL FT |
| Surface Type | NON-SLIP |
| Section Quantity | 2 |
| Material | GLASS FIBER |
| Crosspiece Type | RUNG |
| 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 |
|---|---|
| 1213877-201 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 7120-2X, A74-1 | 5/9 Secondary reference U.S. Government activity |
| D7120-2X0002 | 3/2 Design control — primary reference U.S. Government activity |
| 1213877-201 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 7120-2X0002 | 5/2 Secondary reference U.S. Government activity |
| 1213877 | 7/1 Vendor item drawing reference Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5440-01-378-4587 is a Ladder,extension, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5440, Scaffolding Equipment and Concrete Forms. Status: active.
NSN 5440-01-378-4587 has 1 manufacturer part number on file: 1213877-201 (Lockheed Martin Corporation Div Rms).
Key specifications for 1213877-201: Length: 20.000 FEET NOMINAL FT; Surface Type: NON-SLIP; Section Quantity: 2; Material: GLASS FIBER. 5 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.