The Reducer,tube, cataloged under National Stock Number 4730-00-482-7177, 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 20 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 | 4730-00-482-7177 |
| Primary Part Number | 7566L112G |
| Item Name | Reducer,tube |
| 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 INSIDEMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDEMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Connection Style | FLARELESS (TUBE) FIRST ENDFLARELESS (TUBE) FIRST END |
| Connection Style | SOCKET (TUBE) SECOND ENDSOCKET (TUBE) SECOND END |
| Nominal Overall Length | 1.967 INCHES1.967 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST ENDTHREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND ENDUNTHREADED INTERNAL TUBE SECOND END |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES FIRST END1.250 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 2.000 INCHES SECOND END2.000 INCHES SECOND END IN |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 1.625 INCHES FIRST END1.625 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES FIRST END12.0 DEGREES FIRST END |
| Surface Treatment | ANODIZE INSIDEANODIZE INSIDE |
| Surface Treatment | ANODIZE OUTSIDEANODIZE OUTSIDE |
| Thread Class | 3A FIRST END3A FIRST END A |
| Thread Quantity Per Inch | 12 FIRST END12 FIRST END |
| Material | ALUMINUM ALLOY 2024 OVERALLALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST ENDUNIFIED NATIONAL JOINT (UNJ) FIRST END |
| Reducer Type | CONCENTRICCONCENTRIC |
| 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 |
|---|---|
| 7566L112G PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
NSN 4730-00-482-7177 is a Reducer,tube, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-482-7177 has 1 manufacturer part number on file: 7566L112G (Transdigm Inc Div Adelwiggins Group).
Key specifications for 7566L112G: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDEMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDEMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Connection Style: FLARELESS (TUBE) FIRST ENDFLARELESS (TUBE) FIRST END; Connection Style: SOCKET (TUBE) SECOND ENDSOCKET (TUBE) SECOND END. 20 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.