The Fiber Rope Assembly,single Leg, cataloged under National Stock Number 4020-01-257-8563, is classified within Federal Supply Class 4020 (Fiber Rope, Cordage, and Twine) of the Rope, Cable, Chain, and Fittings group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4020-01-257-8563 |
| Item Name | Fiber Rope Assembly,single Leg |
| FSC / FSG | 4020 / 40 — Fiber Rope, Cordage, and Twine |
| Status | ACTIVE |
| 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 |
|---|---|
| 36776 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4020-01-257-8563 is a Fiber Rope Assembly,single Leg, classified under FSC 4020, Fiber Rope, Cordage, and Twine. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5365-01-336-2961. Verify interchangeability with system specifications before substitution.
Key specifications for 4020-01-257-8563: Part Name Assigned by Controlling Agency: LANYARD,CAMOUFLAGE. 0 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.