The Combustion Diffuser Assembly, cataloged under National Stock Number 4530-01-132-4922, is classified within Federal Supply Class 4530 (Fuel Burning Equipment Units) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is R. D. Miners, Inc Dba Ray Burner Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4530-01-132-4922 |
| Primary Part Number | M-118-3 |
| Item Name | Combustion Diffuser Assembly |
| FSC / FSG | 4530 / 45 — Fuel Burning Equipment Units |
| Manufacturer | R. D. Miners, Inc Dba Ray Burner Co |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M-118-3 PRIMARY | R. D. Miners, Inc Dba Ray Burner Co (USA) |
| Reference | Meaning |
|---|---|
| M-118-3 | 5/9 Secondary reference Way Wolff Associates Inc |
NSN 4530-01-132-4922 is a Combustion Diffuser Assembly, manufactured by R. D. Miners, Inc Dba Ray Burner Co, classified under FSC 4530, Fuel Burning Equipment Units. Status: active.
NSN 4530-01-132-4922 has 1 manufacturer part number on file: M-118-3 (R. D. Miners, Inc Dba Ray Burner Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-325-6775. Verify interchangeability with system specifications before substitution.
Key specifications for M-118-3: Material: STEEL CORROSION RESISTING. 1 specification is 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.
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.