The Cord,fibrous, cataloged under National Stock Number 4020-00-018-3580, is classified within Federal Supply Class 4020 (Fiber Rope, Cordage, and Twine) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4020-00-018-3580 |
| Item Name | Cord,fibrous |
| FSC / FSG | 4020 / 40 — Fiber Rope, Cordage, and Twine |
| Status | ACTIVE |
| Strand Quantity | 18 |
| Breaking Strength | 288.0 POUNDS MINIMUM LBS |
| Physical Form | BALL |
| Color | TAN |
| Material | GLASS OVERALL |
| 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 |
|---|---|
| EC9-6N | 3/1 Design control — primary reference Owens Corning |
NSN 4020-00-018-3580 is a Cord,fibrous, classified under FSC 4020, Fiber Rope, Cordage, and Twine. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4020-00-055-2522. Verify interchangeability with system specifications before substitution.
Key specifications for 4020-00-018-3580: Strand Quantity: 18; Breaking Strength: 288.0 POUNDS MINIMUM LBS; Physical Form: BALL; Color: TAN. 5 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.