The Fiber Rope Assembly,single Leg, cataloged under National Stock Number 4020-01-557-1857, is classified within Federal Supply Class 4020 (Fiber Rope, Cordage, and Twine) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Samson Rope Technologies Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4020-01-557-1857 |
| Primary Part Number | SUPER STRONG 1-1/4 IN DIA |
| Item Name | Fiber Rope Assembly,single Leg |
| FSC / FSG | 4020 / 40 — Fiber Rope, Cordage, and Twine |
| Manufacturer | Samson Rope Technologies Inc |
| Status | ACTIVE |
| Circumference | 1.250 INCHES NOMINAL IN |
| Rope Style | LOOP AND PLAIN END |
| 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 |
|---|---|
| SUPER STRONG 1-1/4 IN DIA | Samson Rope Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 611-01-00064 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4020-01-557-1857 is a Fiber Rope Assembly,single Leg, manufactured by Samson Rope Technologies Inc, classified under FSC 4020, Fiber Rope, Cordage, and Twine. Status: active.
NSN 4020-01-557-1857 has 1 manufacturer part number on file: SUPER STRONG 1-1/4 IN DIA (Samson Rope Technologies Inc).
Key specifications for SUPER STRONG 1-1/4 IN DIA: Overall Length: 600.000 INCHES NOMINAL IN; Circumference: 1.250 INCHES NOMINAL IN; Special Features: 600 FT LONG,SHIELD & SHACKLE ASSY ONE END FT; Part Name Assigned by Controlling Agency: INAVY-ROPE, SAMSON. 2 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.