The Chain Assembly,single Leg, cataloged under National Stock Number 4010-01-531-6718, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4010-01-531-6718 |
| Primary Part Number | 204-001-739-105 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Attachment Style | SOCKET TERMINAL ALL ATTACHMENTS |
| Material | STEEL CORROSION RESISTING OVERALL |
| End Type | TERMINAL ATTACHMENT ALL ATTACHMENTS |
| 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 |
|---|---|
| 204-001-739-105 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| 204-001-739-105 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4010-01-531-6718 is a Chain Assembly,single Leg, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-531-6718 has 1 manufacturer part number on file: 204-001-739-105 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for 204-001-739-105: Attachment Style: SOCKET TERMINAL ALL ATTACHMENTS; Material: STEEL CORROSION RESISTING OVERALL; End Type: TERMINAL ATTACHMENT ALL ATTACHMENTS. 3 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.