The Regulator,compressed Gas, cataloged under National Stock Number 4820-00-433-7957, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lincoln Electric Co the Harris Calorific Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Regulator,compressed Gas |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Lincoln Electric Co the Harris Calorific Div (CAGE 27372) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-433-7957 |
| Primary Part Number | 3200300 |
| Item Name | Regulator,compressed Gas |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lincoln Electric Co the Harris Calorific Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 3200300 PRIMARY | Lincoln Electric Co the Harris Calorific Div (USA) |
| Reference | Meaning |
|---|---|
| 12627956 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 4820PL1601583 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 3200150 | 5/9 Secondary reference Lincoln Electric Co the Harris Calorific Div |
| 87-1500-580 | 5/9 Secondary reference Lincoln Electric Co the Harris Calorific Div |
NSN 4820-00-433-7957 is a Regulator,compressed Gas, manufactured by Lincoln Electric Co the Harris Calorific Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-433-7957 has 1 manufacturer part number on file: 3200300 (Lincoln Electric Co the Harris Calorific Div).
3 possible matches (shared part number, not a government interchangeability claim): 6625-00-669-4732, 5975-01-669-1654, 5975-01-688-1802. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.