The Regulator,oxygen,demand, cataloged under National Stock Number 6680-01-657-8582, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Chase Supply, Inc. Dba Chase Defense Partners. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6680-01-657-8582 |
| Primary Part Number | 44-1819-36-038 |
| Item Name | Regulator,oxygen,demand |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Chase Supply, Inc. Dba Chase Defense Partners |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 44-1819-36-038 | Chase Supply, Inc. Dba Chase Defense Partners (USA) |
| 44-1819-36-038CPCP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 44-1819-36-038CP | 3/1 Design control — primary reference Tescom Corp Dba Tescom Div Tescom |
NSN 6680-01-657-8582 is a Regulator,oxygen,demand, manufactured by Chase Supply, Inc. Dba Chase Defense Partners, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-657-8582 has 2 manufacturer part numbers on file: 44-1819-36-038 (Chase Supply, Inc. Dba Chase Defense Partners), 44-1819-36-038CPCP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 44-1819-36-038: Criticality Code Justification: ZZZY; End Item Identification: SAR/SCBA PASP; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. 2 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.
NSN 6680-01-657-8582 has DEMIL Code Q. 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.