The Chock,rope,closed, cataloged under National Stock Number 2040-01-327-1343, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-327-1343 |
| Item Name | Chock,rope,closed |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Opening Height | 1.875 INCHES NOMINAL IN |
| Opening Length | 6.500 INCHES NOMINAL IN |
| Style Designator | STRAIGHT |
| Maximum Rope Diameter Accommodated | 1.750 INCHES IN |
| Mounting Hole Diameter | 0.406 INCHES NOMINAL IN |
| Mounting Hole | PROVIDED |
| Material | COPPER ALLOY |
| Fabrication Method | CAST |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 33UB-MK4-101-5104628 | D/9 Drawing number reference only Naval Sea Systems Command |
| MS16822-3 | 2/2 Government specification standardization U.S. Government activity |
| MS16822 | 4/1 Identification reference U.S. Government activity |
| MS16822-3 | 5/1 Secondary reference Willard Marine, Inc. |
| P0052 UB | D/9 Drawing number reference only Willard Marine, Inc. |
NSN 2040-01-327-1343 is a Chock,rope,closed, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
Key specifications for 2040-01-327-1343: Mounting Hole Quantity: 4; Opening Height: 1.875 INCHES NOMINAL IN; Opening Length: 6.500 INCHES NOMINAL IN; Style Designator: STRAIGHT. 9 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.