The Calibrating Gas Mixture, cataloged under National Stock Number 6830-01-281-0343, 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 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6830-01-281-0343 |
| Primary Part Number | 459945 |
| Item Name | Calibrating Gas Mixture |
| FSC / FSG | 6830 / 68 — Gases: Compressed and Liquefied |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Supplied Amount | 19.000 LITERS |
| Physical Form | GAS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 459945 PRIMARY | Mine Safety Appliances Company (USA) |
| Reference | Meaning |
|---|---|
| 45945 | 5/9 Secondary reference Mine Safety Appliances Company |
NSN 6830-01-281-0343 is a Calibrating Gas Mixture, manufactured by Mine Safety Appliances Company, classified under FSC 6830, Gases: Compressed and Liquefied. Status: active.
NSN 6830-01-281-0343 has 1 manufacturer part number on file: 459945 (Mine Safety Appliances Company).
2 possible matches (shared part number, not a government interchangeability claim): 9330-01-567-7272, 5307-01-626-9839. Verify interchangeability with system specifications before substitution.
Key specifications for 459945: Supplied Amount: 19.000 LITERS; Physical Form: GAS; Special Features: 1.96 PCT TO 2.04 PCT METHANE IN AIR; DOT 39 NRC 300/375 DISPOSABLE CYLINDER WITH NO. 600 CGA VALVE AND OUTLET CONNECTION. 2 specifications are 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.