The Chain Assembly,single Leg, cataloged under National Stock Number 4010-01-187-8661, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4010-01-187-8661 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Status | ACTIVE |
| Attachment Style | SPLIT TRIANGULAR LINK SECOND END |
| Style Designator | SAFETY-PLUMBERS |
| Material | STEEL CORROSION RESISTING OVERALL |
| Fabrication Method | FORMED |
| End Type | TERMINAL ATTACHMENT SECOND END |
| Thickness | 0.023 INCHES NOMINAL IN |
| 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 |
|---|---|
| HS1439B120-L3 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company |
| HS1439B120-L3 | 3/9 Design control — primary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 4010-01-187-8661 is a Chain Assembly,single Leg, classified under FSC 4010, Chain and Wire Rope. Status: active.
Key specifications for 4010-01-187-8661: Attachment Style: SPLIT TRIANGULAR LINK SECOND END; Style Designator: SAFETY-PLUMBERS; Overall Length: 1.000 FEET NOMINAL FT; Special Features: FIRST END HAS NO ATTACHMENTS. 6 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.