The Calibration Gas, cataloged under National Stock Number 6830-01-340-9650, is classified within Federal Supply Class 6830 (Gases: Compressed and Liquefied) of the Chemicals and Chemical Products group. The manufacturer of record is Mine Safety Appliances Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6830-01-340-9650 |
| Primary Part Number | 476304 |
| Item Name | Calibration Gas |
| FSC / FSG | 6830 / 68 — Gases: Compressed and Liquefied |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| General Characteristics Item Description | NON-FLAMMABLE; 0.75 PCT PENTANE AND 15 PCT OXYGEN IN NITROGEN; USED WITH MODEL R CALIBRATION CHECK KIT TO CALIBRATE MODEL 250,260,AND 261 LOWER LEVEL EXPOSURE METERS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 476304 PRIMARY | Mine Safety Appliances Company (USA) |
| Reference | Meaning |
|---|---|
| F91C035 | 5/1 Secondary reference Air Force Medical Logistics Office |
| 10808022 | 5/9 Secondary reference Msa De France |
| 91-3-18-27 LP | 5/1 Secondary reference Air Force Medical Logistics Office |
NSN 6830-01-340-9650 is a Calibration Gas, manufactured by Mine Safety Appliances Company, classified under FSC 6830, Gases: Compressed and Liquefied. Status: active.
NSN 6830-01-340-9650 has 1 manufacturer part number on file: 476304 (Mine Safety Appliances Company).
Key specifications for 476304: General Characteristics Item Description: NON-FLAMMABLE; 0.75 PCT PENTANE AND 15 PCT OXYGEN IN NITROGEN; USED WITH MODEL R CALIBRATION CHECK KIT TO CALIBRATE MODEL 250,260,AND 261 LOWER LEVEL EXPOSURE METERS. 1 specification is documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.