The Stepladder, cataloged under National Stock Number 5440-01-533-5544, is classified within Federal Supply Class 5440 (No Item Name Available) of the Prefabricated Structures and Scaffolding group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Stepladder |
| FSC / FSG | 5440 — No Item Name Available (FSG 54) |
| Manufacturers | Hdt Expeditionary Systems Inc (CAGE 92878); Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (CAGE 80063); Drs Environmental Systems Inc (CAGE 5RQL2); Drs Environmental Systems, Inc. Dba Drs Technologies (CAGE 0D2L7); Stulz Air Technology Systems, Inc. (CAGE 0B716) |
| Parameter | Value |
|---|---|
| NSN | 5440-01-533-5544 |
| Primary Part Number | 31-0-77 |
| Item Name | Stepladder |
| FSC / FSG | 5440 / 54 — No Item Name Available |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 31-0-77 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
| A3274001-126 | Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA) |
| 31-0-77 | Drs Environmental Systems Inc (USA) |
| 31-0-77 | Drs Environmental Systems, Inc. Dba Drs Technologies (USA) |
| AT0517-502 | Stulz Air Technology Systems, Inc. (USA) |
NSN 5440-01-533-5544 is a Stepladder, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5440 (No Item Name Available). Status: active.
NSN 5440-01-533-5544 has 5 cross-referenced part numbers: 31-0-77 (Hdt Expeditionary Systems Inc), A3274001-126 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 31-0-77 (Drs Environmental Systems Inc), 31-0-77 (Drs Environmental Systems, Inc. Dba Drs Technologies), AT0517-502 (Stulz Air Technology Systems, Inc.).
There are 8 known substitutes for 5440-01-533-5544: 2530-00-174-9083, 6145-00-340-6698, 5925-00-626-4191 and 5 more. Verify interchangeability with system specifications before substitution.