The Pulley Assembly,davit, cataloged under National Stock Number 3020-01-377-7839, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Palfinger Marine Usa, Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Pulley Assembly,davit |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Palfinger Marine Usa, Llc (CAGE 63504) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-377-7839 |
| Primary Part Number | 6-D-100 |
| Item Name | Pulley Assembly,davit |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Palfinger Marine Usa, Llc |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 711460 ITEM 9 | Palfinger Marine Usa, Llc (USA) |
| 6-D-100 PRIMARY | Palfinger Marine Usa, Llc (USA) |
| 407943 ITEM 9 | Palfinger Marine Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| 711460 | D/9 Drawing number reference only Palfinger Marine Usa, Llc |
| 407943 | D/9 Drawing number reference only Palfinger Marine Usa, Llc |
NSN 3020-01-377-7839 is a Pulley Assembly,davit, manufactured by Palfinger Marine Usa, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-377-7839 has 3 manufacturer part numbers on file: 711460 ITEM 9 (Palfinger Marine Usa, Llc), 6-D-100 (Palfinger Marine Usa, Llc), 407943 ITEM 9 (Palfinger Marine Usa, Llc).
1 possible match (shared part number, not a government interchangeability claim): 2030-01-378-1306. 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.