The Guide Assembly,hatch Dog, cataloged under National Stock Number 2040-01-500-1657, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-500-1657 |
| Item Name | Guide Assembly,hatch Dog |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Status | ACTIVE |
| Overall Diameter | 1.813 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| JE129-21S | 3/2 Design control — primary reference U.S. Government activity |
| JE-1153-8 | 5/1 Secondary reference U.S. Government activity |
NSN 2040-01-500-1657 is a Guide Assembly,hatch Dog, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
Key specifications for 2040-01-500-1657: Overall Diameter: 1.813 INCHES NOMINAL IN; Overall Length: 2.250 INCHES NOMINAL IN; Special Features: ITEM IS APPROXIMATELY QUARTER CIRCLE SHAPE. OVERALL WIDTH 1.688 INCH IN; Part Name Assigned by Controlling Agency: DOG CAM. 2 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.