The Crane,floor,portable, cataloged under National Stock Number 3950-00-152-7471, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Air Technical Industries, Inc.. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-00-152-7471 |
| Primary Part Number | SM4000 |
| Item Name | Crane,floor,portable |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Air Technical Industries, Inc. |
| Status | ACTIVE |
| Retracted Length | 4.500 FEET NOMINAL FT |
| Extended Length | 8.000 FEET NOMINAL FT |
| Bed Feature | NOT INCLUDED |
| Design Type | BOOM |
| Maximum Overall Height | 5.500 FEET FT |
| Load Position Locking Method | HYDRAULIC ACTION |
| Maximum Lifting Capacity | 4000.0 POUNDS LBS |
| Maximum Lift Height | 22.000 FEET FT |
| Boom Type | REVOLVING |
| Boom Design | TELESCOPING |
| 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 |
|---|---|
| SM4000 PRIMARY | Air Technical Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SM4000C | 5/9 Secondary reference Air Technical Industries, Inc. |
NSN 3950-00-152-7471 is a Crane,floor,portable, manufactured by Air Technical Industries, Inc., classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-00-152-7471 has 1 manufacturer part number on file: SM4000 (Air Technical Industries, Inc.).
Key specifications for SM4000: Retracted Length: 4.500 FEET NOMINAL FT; Extended Length: 8.000 FEET NOMINAL FT; Bed Feature: NOT INCLUDED; Design Type: BOOM. 10 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.