The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-00-522-4020, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Ssp Fittings Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-522-4020 |
| Primary Part Number | AH30050-16-16 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Ssp Fittings Corp |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.820 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 1.312 INCHES SECOND END IN |
| Nominal Overall Length | 4.480 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Nominal Thread Size | 1.312 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | UN FIRST END |
| 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 |
|---|---|
| EF-SM1600A-1616 | Hydrasearch Company, Llc (USA) |
| 41-4721-16 | Hydrasearch Company, Llc (USA) |
| AH30050-16-16 PRIMARY | Ssp Fittings Corp (USA) |
| 5998-16-16S | Hydrasearch Company, Llc (USA) |
| 513-90PCF156 | Huntington Ingalls Incorporated Div Ingalls Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 41-4721-16 | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
| 20630-16-16 | 5/9 Secondary reference U.S. Government activity |
| 589-7378779 PT NO.4 | D/9 Drawing number reference only Naval Sea Systems Command |
| AH30050-16-16-SSP | 5/9 Secondary reference Ssp Fittings Corp |
| 5998-16-16S | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
NSN 4730-00-522-4020 is a Adapter,straight,tube to Hose, manufactured by Ssp Fittings Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-522-4020 has 5 manufacturer part numbers on file: EF-SM1600A-1616 (Hydrasearch Company, Llc), 41-4721-16 (Hydrasearch Company, Llc), AH30050-16-16 (Ssp Fittings Corp), 5998-16-16S (Hydrasearch Company, Llc), 513-90PCF156 (Huntington Ingalls Incorporated Div Ingalls Shipbuilding).
Key specifications for AH30050-16-16: Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.820 INCHES SECOND END IN; Nominal Outside Diameter Hose Accommodated: 1.312 INCHES SECOND END IN. 14 specifications are 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.