The Plenum Chamber, cataloged under National Stock Number 4530-00-214-3362, is classified within Federal Supply Class 4530 (Fuel Burning Equipment Units) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is L & L Boiler Maintenance Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Plenum Chamber |
| FSC / FSG | 4530 — Fuel Burning Equipment Units (FSG 45) |
| Manufacturers | L & L Boiler Maintenance Inc (CAGE 0ATF2); Ametek Inc Heat Transfer Div (CAGE 60883) |
| Parameter | Value |
|---|---|
| NSN | 4530-00-214-3362 |
| Primary Part Number | 755702131 |
| Item Name | Plenum Chamber |
| FSC / FSG | 4530 / 45 — Fuel Burning Equipment Units |
| Manufacturer | L & L Boiler Maintenance Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 755702131 PRIMARY | L & L Boiler Maintenance Inc (USA) |
| 1618-35-22-15-12-42 PRIMARY | Ametek Inc Heat Transfer Div (USA) |
| Reference | Meaning |
|---|---|
| 6-1-2363-20-380A | 5/9 Secondary reference Eidal International Corporation |
| 6-2-2363-20-380 | 5/2 Secondary reference U.S. Government activity |
| 755702131 | 5/9 Secondary reference D & J Parts Inc |
| 39527 | 5/9 Secondary reference Eidal International Corporation |
NSN 4530-00-214-3362 is a Plenum Chamber, manufactured by L & L Boiler Maintenance Inc, classified under FSC 4530, Fuel Burning Equipment Units. Status: active.
NSN 4530-00-214-3362 has 2 manufacturer part numbers on file: 755702131 (L & L Boiler Maintenance Inc), 1618-35-22-15-12-42 (Ametek Inc Heat Transfer Div).
1 possible match (shared part number, not a government interchangeability claim): 4930-00-625-2478. 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.