The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-496-2552, 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 L3harris Maritime Power & Energy Solutions, Inc. Government technical data includes 17 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-496-2552 |
| Primary Part Number | 930-21916-1 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc |
| Status | ACTIVE |
| Connection Style | BEADED (HOSE) SECOND END |
| Connection Style | SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.625 INCHES SECOND END IN |
| Nominal Overall Length | 2.190 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | PASSIVATE SLEEVE |
| Surface Treatment | PASSIVATE TUBE |
| Thread Class | 2B FIRST END |
| Material | STEEL CORROSION RESISTING SLEEVE |
| Material | STEEL CORROSION RESISTING TUBE |
| Material | STEEL CORROSION RESISTING NUT |
| Thread Series Designator | UNF 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 |
|---|---|
| EX9003 | Cornell-Dubilier Marketing Inc (USA) |
| 930-21916-1 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc (USA) |
NSN 4730-01-496-2552 is a Adapter,straight,tube to Hose, manufactured by L3harris Maritime Power & Energy Solutions, Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-496-2552 has 2 manufacturer part numbers on file: EX9003 (Cornell-Dubilier Marketing Inc), 930-21916-1 (L3harris Maritime Power & Energy Solutions, Inc).
Key specifications for 930-21916-1: Connection Style: BEADED (HOSE) SECOND END; Connection Style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END; Nominal Inside Diameter Hose Accommodated: 0.625 INCHES SECOND END IN; Nominal Overall Length: 2.190 INCHES IN. 17 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.