The Adapter,straight,tube to Hose, cataloged under National Stock Number 4730-01-055-4020, 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 Transdigm Inc Div Adelwiggins Group. Government technical data includes 18 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 | 4730-01-055-4020 |
| Primary Part Number | N100N71H6 |
| Item Name | Adapter,straight,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN (HOSE) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.312 INCHES SECOND END IN |
| Nominal Overall Length | 1.414 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Reduced Passage Nominal Inside Diameter | 0.234 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Maximum Operating Temp | 165.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | ANODIZE OVERALL |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Thread Class | 3A FIRST END A |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| N100N71H6 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
NSN 4730-01-055-4020 is a Adapter,straight,tube to Hose, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-055-4020 has 1 manufacturer part number on file: N100N71H6 (Transdigm Inc Div Adelwiggins Group).
Key specifications for N100N71H6: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN (HOSE) SECOND END; Connection Style: FLARED (TUBE) FIRST END; Nominal Inside Diameter Hose Accommodated: 0.312 INCHES SECOND END IN. 18 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.