The Chain Assembly,single Leg, cataloged under National Stock Number 4010-00-566-5779, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4010-00-566-5779 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Status | ACTIVE |
| Style Designator | BEAD |
| Quantity Per Unit of Measure | 4 PER FOOT |
| Surface Treatment | CHROMIUM CHAIN |
| Surface Treatment | CHROMIUM ALL ATTACHMENTS |
| Material | COPPER ALLOY ALL ATTACHMENTS |
| Material | COPPER ALLOY CHAIN |
| End Type | TERMINAL ATTACHMENT BOTH ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 63-1173 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4010-00-566-5779 is a Chain Assembly,single Leg, classified under FSC 4010, Chain and Wire Rope. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6515-01-355-2390. Verify interchangeability with system specifications before substitution.
Key specifications for 4010-00-566-5779: Style Designator: BEAD; Overall Length: 0.333 FEET NOMINAL FT; Quantity Per Unit of Measure: 4 PER FOOT; Surface Treatment: CHROMIUM CHAIN. 7 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.