The Connector,thru-Hull, cataloged under National Stock Number 2040-01-283-4764, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Gross Mechanical Laboratories Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2040-01-283-4764 |
| Primary Part Number | TH-2000W |
| Item Name | Connector,thru-Hull |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Gross Mechanical Laboratories Inc |
| Status | ACTIVE |
| Thread Length | 3.500 INCHES NOMINAL IN |
| Shape | STRAIGHT |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Tailpiece Type | DETACHABLE |
| Screw Thread Diameter | 2.000 INCHES NOMINAL IN |
| Screw Thread Series Designator | IPS |
| Material | COPPER ALLOY |
| Stem Type | THREADED |
| 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 |
|---|---|
| TH-2000W PRIMARY | Gross Mechanical Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 857R-2 | 5/9 Secondary reference North and Judd Inc Wilcox-Crittenden Div |
NSN 2040-01-283-4764 is a Connector,thru-Hull, manufactured by Gross Mechanical Laboratories Inc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-283-4764 has 1 manufacturer part number on file: TH-2000W (Gross Mechanical Laboratories Inc).
Key specifications for TH-2000W: Thread Length: 3.500 INCHES NOMINAL IN; Shape: STRAIGHT; Outside Diameter: 2.000 INCHES NOMINAL IN; Tailpiece Type: DETACHABLE. 8 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.