The Filter-Drier,refrigerant, cataloged under National Stock Number 4130-01-568-9283, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Emerson Electric Co Alco Controls Div. Government technical data includes 1 specification, 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 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 | 4130-01-568-9283 |
| Primary Part Number | EK 303 |
| Item Name | Filter-Drier,refrigerant |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Emerson Electric Co Alco Controls Div |
| Status | ACTIVE |
| Shape | STRAIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4130-01-568-9283 is a Filter-Drier,refrigerant, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-568-9283 has 2 manufacturer part numbers on file: M5920 (G a Glanville & Co Naval Architects), EK 303 (Emerson Electric Co Alco Controls Div).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-619-6568. Verify interchangeability with system specifications before substitution.
Key specifications for EK 303: Shape: STRAIGHT; Overall Length: 9.630 INCHES NOMINAL IN; Special Features: HIGH MOISTURE AND ACID REMOVAL CAPACITY, SOLID COPPER CONNECTIONS, SHOCK RESISTANT, EPOXY POWDER PAINT FINISH; End Item Identification: MARITIME SYSTEMS. 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.