The Coupling Assy,diagnostic, cataloged under National Stock Number 4820-01-566-5628, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Racor Division Div Racor Division. 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.
| Item Name | Coupling Assy,diagnostic |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Parker-Hannifin Corporation Dba Racor Division Div Racor Division (CAGE 55752); Nd Defense Llc (CAGE 338X5) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-566-5628 |
| Primary Part Number | 32033 |
| Item Name | Coupling Assy,diagnostic |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Racor Division Div Racor Division |
| Status | ACTIVE |
| 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 |
|---|---|
| 32033 PRIMARY | Parker-Hannifin Corporation Dba Racor Division Div Racor Division (USA) |
| 1839032C91 | Nd Defense Llc (USA) |
NSN 4820-01-566-5628 is a Coupling Assy,diagnostic, manufactured by Parker-Hannifin Corporation Dba Racor Division Div Racor Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-566-5628 has 2 manufacturer part numbers on file: 32033 (Parker-Hannifin Corporation Dba Racor Division Div Racor Division), 1839032C91 (Nd Defense Llc).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-603-8051. 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.