The Coalescer, cataloged under National Stock Number 4330-01-103-1580, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4330-01-103-1580 |
| Item Name | Coalescer |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Status | ACTIVE |
| General Characteristics Item Description | 21.900 IN. LG; 6.000 IN. 0.D; THREAD NOZZLE ON ONE END,OTHER END CLOSEDW/0.375 IN.-16 NC BOLT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| I-62887TB | 5/9 Secondary reference Mates Tasit San. Ve Tic.ltd.sti. |
| C6022-5P3 | 5/9 Secondary reference Fluitek Corp |
| CC-K28SB | 5/9 Secondary reference U.S. Government activity |
| CA22-8SB | 3/2 Design control — primary reference U.S. Government activity |
| I-62881TB | 5/9 Secondary reference Mates Tasit San. Ve Tic.ltd.sti. |
| 162883-TB | 5/9 Secondary reference Parker Hannifin Corp Dba Pneutronics Div Aerospace Filtration Division |
| 162881-TB | 5/9 Secondary reference Parker Hannifin Corp Dba Pneutronics Div Aerospace Filtration Division |
| 638671 | 5/9 Secondary reference U.S. Government activity |
| I62283TB | 5/9 Secondary reference Parker Hannifin Corp Dba Pneutronics Div Aerospace Filtration Division |
| CC-K27SB | 5/9 Secondary reference U.S. Government activity |
| I-62887TB | 5/9 Secondary reference Parker Hannifin Corp Dba Pneutronics Div Aerospace Filtration Division |
NSN 4330-01-103-1580 is a Coalescer, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5998-01-122-7194. Verify interchangeability with system specifications before substitution.
Key specifications for 4330-01-103-1580: General Characteristics Item Description: 21.900 IN. LG; 6.000 IN. 0.D; THREAD NOZZLE ON ONE END,OTHER END CLOSEDW/0.375 IN.-16 NC BOLT IN. 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.