The Tensioner Pulley Assembly, cataloged under National Stock Number 3950-01-524-8026, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Allied Systems Company Dba Allied Systems Co. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-524-8026 |
| Primary Part Number | 47840 |
| Item Name | Tensioner Pulley Assembly |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Allied Systems Company Dba Allied Systems Co |
| Status | ACTIVE |
| 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 |
|---|---|
| SG811-CG-MMC-010 | Saab Grintek Defence (pty) Ltd (ZAF) |
| 47840 PRIMARY | Allied Systems Company Dba Allied Systems Co (USA) |
| Reference | Meaning |
|---|---|
| SG811-CG-MMC-010 | 5/9 Secondary reference Saab Grintek Defence (pty) Ltd |
NSN 3950-01-524-8026 is a Tensioner Pulley Assembly, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-524-8026 has 2 manufacturer part numbers on file: SG811-CG-MMC-010 (Saab Grintek Defence (pty) Ltd), 47840 (Allied Systems Company Dba Allied Systems Co).
1 possible match (shared part number, not a government interchangeability claim): 5133-01-604-4376. Verify interchangeability with system specifications before substitution.
Key specifications for 47840: Special Features: 3040-LL-H62-1550; Part Name Assigned by Controlling Agency: ROD, ROLLER; End Item Identification: CRANE. 0 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.