The Signal,smoke and Illumination, cataloged under National Stock Number 1370-01-177-4072, is classified within Federal Supply Class 1370 (Pyrotechnics) of the Ammunition and Explosives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1370-01-177-4072 |
| Primary Part Number | 6118533 |
| Item Name | Signal,smoke and Illumination |
| FSC / FSG | 1370 / 13 — Pyrotechnics |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Smoke Burning Time | 30 TO 90 SECONDS |
| Model Number | MK99 MOD 3 |
| Net Explosive Weight | 0.2646 STORAGE POUNDS AND 0.2646 TRANSPORTATION POUNDS |
| Dot Proper Shipping Name | SIGNAL DEVICES, HAND |
| Dot Identification Number | UN0191 |
| Dot Registration Code | EX1987100536 |
| Unit Package Quantity | 10 |
| Illuminant Color | YELLOW |
| Dod Ammunition Code | 1370-L273 |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Illuminant Burning Time | 45 TO 90 SECONDS |
| Smoke Color | YELLOW |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) UN ID UN0191 · 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as SIGNAL DEVICES, HAND |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6118533 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1370-L273 | 6/9 Informative reference only U.S. Government activity |
NSN 1370-01-177-4072 is a Signal,smoke and Illumination, manufactured by Naval Sea Systems Command, classified under FSC 1370, Pyrotechnics. Status: active.
NSN 1370-01-177-4072 has 1 manufacturer part number on file: 6118533 (Naval Sea Systems Command).
Key specifications for 6118533: Smoke Burning Time: 30 TO 90 SECONDS; Model Number: MK99 MOD 3; Net Explosive Weight: 0.2646 STORAGE POUNDS AND 0.2646 TRANSPORTATION POUNDS; Dot Proper Shipping Name: SIGNAL DEVICES, HAND. 12 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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 1370-01-177-4072 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.