The Rope Assy,rammer, cataloged under National Stock Number 4020-01-493-7665, 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 Naval Sea Systems Command. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Rope Assy,rammer |
| FSC / FSG | 4020 — Fiber Rope, Cordage, and Twine (FSG 40) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 4020-01-493-7665 |
| Primary Part Number | 752-6405291 AY97 |
| Item Name | Rope Assy,rammer |
| FSC / FSG | 4020 / 40 — Fiber Rope, Cordage, and Twine |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 211087258 | Naval Sea Systems Command (USA) |
| 752-6405291 AY97 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 752-6405291 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4020-01-493-7665 is a Rope Assy,rammer, manufactured by Naval Sea Systems Command, classified under FSC 4020, Fiber Rope, Cordage, and Twine. Status: active.
NSN 4020-01-493-7665 has 2 manufacturer part numbers on file: 211087258 (Naval Sea Systems Command), 752-6405291 AY97 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 4020-01-493-7666, 4020-01-493-7667, 4020-01-493-7668. Verify interchangeability with system specifications before substitution.
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.