The Cylinder Assembly,reaction, cataloged under National Stock Number 2040-01-627-0717, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Sea-Dog Line Div of Sneve-Nysether Inc. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-627-0717 |
| Primary Part Number | 321404-1 |
| Item Name | Cylinder Assembly,reaction |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Sea-Dog Line Div of Sneve-Nysether Inc |
| Status | ACTIVE |
| Compressed Length | 5.5 INCHES NOMINAL IN |
| Extended Length | 7.5 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING ROD |
| Features Provided | CUSHIONED STROKE |
| Specific Usage Design | HATCH |
| Bore Diameter | 15.0 MILLIMETERS NOMINAL MM |
| Mounting Type and Location | BALL STUD BOTH ENDS |
| 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 |
|---|---|
| 321404-1 PRIMARY | Sea-Dog Line Div of Sneve-Nysether Inc (USA) |
NSN 2040-01-627-0717 is a Cylinder Assembly,reaction, manufactured by Sea-Dog Line Div of Sneve-Nysether Inc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-627-0717 has 1 manufacturer part number on file: 321404-1 (Sea-Dog Line Div of Sneve-Nysether Inc).
Key specifications for 321404-1: Compressed Length: 5.5 INCHES NOMINAL IN; Extended Length: 7.5 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING ROD; Features Provided: CUSHIONED STROKE. 7 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.