The Adapter and Flange Assembly, cataloged under National Stock Number 4730-01-258-7161, 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 Ge Aviation Systems Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-258-7161 |
| Primary Part Number | 709673 |
| Item Name | Adapter and Flange Assembly |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM 6061-0 PER QQ-A-250/11,FLANGE FACE RECESSED,CBORE 1.500 DIA BY 0.031 IN. DEEP,1.810 IN. W,1.940 IN. LG,TWO MTG HOLES 0.172 IN. OD,2ND END 1.562 IN. OD IN |
| 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 |
|---|---|
| 709673 PRIMARY | Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 709673 | 5/9 Secondary reference Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| 709673 | 3/9 Design control — primary reference Ge Aviation Systems Llc Dba Ge Aviation |
NSN 4730-01-258-7161 is a Adapter and Flange Assembly, manufactured by Ge Aviation Systems Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-258-7161 has 1 manufacturer part number on file: 709673 (Ge Aviation Systems Llc).
Key specifications for 709673: General Characteristics Item Description: ALUMINUM 6061-0 PER QQ-A-250/11,FLANGE FACE RECESSED,CBORE 1.500 DIA BY 0.031 IN. DEEP,1.810 IN. W,1.940 IN. LG,TWO MTG HOLES 0.172 IN. OD,2ND END 1.562 IN. OD IN. 1 specification is 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.