The Chain Assembly,single Leg, cataloged under National Stock Number 4010-01-187-8663, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is The Boeing Company. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4010-01-187-8663 |
| Primary Part Number | HS1439B060HS-3 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Attachment Style | S HOOK TERMINAL ATTACHMENT FIRST END |
| Attachment Style | EYE AND LINK SWIVEL FIRST INTERMEDIATE ATTACHMENT |
| Style Designator | SAFETY-PLUMBERS |
| Material | STEEL CORROSION RESISTING OVERALL |
| Fabrication Method | FORMED |
| End Type | TERMINAL ATTACHMENT FIRST INTERMEDIATE ATTACHMENT |
| End Type | TERMINAL ATTACHMENT TERMINAL ATTACHMENT FIRST 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 |
| Part Number | Manufacturer |
|---|---|
| HS1439B060HS-3 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| HS1439B060HS-3 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 4010-01-187-8663 is a Chain Assembly,single Leg, manufactured by The Boeing Company, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-187-8663 has 1 manufacturer part number on file: HS1439B060HS-3 (The Boeing Company).
Key specifications for HS1439B060HS-3: Attachment Style: S HOOK TERMINAL ATTACHMENT FIRST END; Attachment Style: EYE AND LINK SWIVEL FIRST INTERMEDIATE ATTACHMENT; Style Designator: SAFETY-PLUMBERS; Overall Length: 0.500 FEET NOMINAL FT. 8 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.