The Cylinder Assembly,t, cataloged under National Stock Number 1356-01-123-4744, is classified within Federal Supply Class 1356 (Torpedos and Components, Explosive) of the Ammunition and Explosives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1356-01-123-4744 |
| Primary Part Number | 7021661 |
| Item Name | Cylinder Assembly,t |
| FSC / FSG | 1356 / 13 — Torpedos and Components, Explosive |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | O/A 20.000 IN. LG; 1.500 IN. DIA; CONTENT WT. 246.000 GRAMS CARBON DIOXIDE; FOR TORPEDO MK 46 G |
| Departure From Cited Document | CYLINDER ASSEMBLY,TORPEDO |
| Dot Hazard Class/division | 2.2 |
| Hazardous Material Classification Code | S STORAGE COMPATIBILITY GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) DOT hazard class/division 2.2 · S STORAGE COMPATIBILITY GROUP |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7021661 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5268352 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 1356-01-123-4744 is a Cylinder Assembly,t, manufactured by Naval Sea Systems Command, classified under FSC 1356, Torpedos and Components, Explosive. Status: active.
NSN 1356-01-123-4744 has 1 manufacturer part number on file: 7021661 (Naval Sea Systems Command).
Key specifications for 7021661: General Characteristics Item Description: O/A 20.000 IN. LG; 1.500 IN. DIA; CONTENT WT. 246.000 GRAMS CARBON DIOXIDE; FOR TORPEDO MK 46 G; Departure From Cited Document: CYLINDER ASSEMBLY,TORPEDO; Dot Hazard Class/division: 2.2; Hazardous Material Classification Code: S STORAGE COMPATIBILITY GROUP. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). The government record also carries hazard data: DOT hazard class, UN number, or related classification fields. Special handling, storage, and shipping requirements apply per the cited government fields.
NSN 1356-01-123-4744 has DEMIL Code G. Demilitarization may be required before disposal or transfer to non-military entities.
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.