The Reducer,tube, cataloged under National Stock Number 4730-00-021-9921, 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 Meggitt North Hollywood Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Reducer,tube |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Meggitt North Hollywood Inc (CAGE 79318); Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (CAGE 05624) |
| Parameter | Value |
|---|---|
| NSN | 4730-00-021-9921 |
| Primary Part Number | 26320047-01 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Meggitt North Hollywood Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 26320047-01 | Meggitt North Hollywood Inc (USA) |
| MYLB51429 | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 3A97002-101 | 3/2 Design control — primary reference U.S. Government activity |
| 26320047-01 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
| 26320047-01 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-021-9921 is a Reducer,tube, manufactured by Meggitt North Hollywood Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-021-9921 has 2 manufacturer part numbers on file: 26320047-01 (Meggitt North Hollywood Inc), MYLB51429 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
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.