The Connector,thru-Hull, cataloged under National Stock Number 2040-01-565-3951, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Perko Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-565-3951 |
| Primary Part Number | 0301DP4 |
| Item Name | Connector,thru-Hull |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Perko Inc |
| Status | ACTIVE |
| Material | PLASTIC |
| 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 |
|---|---|
| ORC-07-080 | Holyhead Marine Services Ltd (GBR) |
| P-0301DP4 | A.s.a.p. Supplies Ltd (GBR) |
| 0301DP4 PRIMARY | Perko Inc (USA) |
NSN 2040-01-565-3951 is a Connector,thru-Hull, manufactured by Perko Inc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-565-3951 has 3 manufacturer part numbers on file: ORC-07-080 (Holyhead Marine Services Ltd), P-0301DP4 (A.s.a.p. Supplies Ltd), 0301DP4 (Perko Inc).
Key specifications for 0301DP4: Special Features: HOSE SIZE 0.500 IN; MAX HULL THICKNESS 1.250 IN; MTG HOLE DIA 0.812 IN; FLANGE O/D 1.250 IN IN; End Item Identification: USED ON OFFSHORE RAIDING CRAFT; Material: PLASTIC. 1 specification is 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.