The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-003-7754, 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 Atec Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-003-7754 |
| Primary Part Number | 103-3066-3 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Atec Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.188 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.516 INCHES SECOND END IN |
| Nominal Overall Length | 1.800 INCHES IN |
| Connection Type | THREADED EXTERNAL HOSE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment | NICKEL OVERALL |
| Thread Class | 3B FIRST END |
| 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 |
|---|---|
| 103-3066-3 PRIMARY | Atec Inc (USA) |
NSN 4730-01-003-7754 is a Adapter,straight,tube to Hose, manufactured by Atec Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-003-7754 has 1 manufacturer part number on file: 103-3066-3 (Atec Inc).
Key specifications for 103-3066-3: Surface Treatment Document and Classification: QQ-N-290,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: GRIPPING NIPPLE (NOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.188 INCHES SECOND END IN; Nominal Outside Diameter Hose Accommodated: 0.516 INCHES SECOND END IN. 12 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.