The Duct,restrictor, cataloged under National Stock Number 4720-01-191-5613, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Safran Electrical & Power Uk Limited. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-191-5613 |
| Primary Part Number | 82400833 |
| Item Name | Duct,restrictor |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Safran Electrical & Power Uk Limited |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,BS S527; 7.874 IN. MIN,7. 913 IN. MAX ID,9.359 IN. MIN,9.416 IN. MAX OD; 3.710 IN. MIN,3.756 IN. MAX W 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 |
|---|---|
| 82400833 | Transaero, Inc. (USA) |
| 82400833 | Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited (GBR) |
| 82400833 PRIMARY | Safran Electrical & Power Uk Limited (GBR) |
| Reference | Meaning |
|---|---|
| 82400833 | 5/9 Secondary reference Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
NSN 4720-01-191-5613 is a Duct,restrictor, manufactured by Safran Electrical & Power Uk Limited, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-191-5613 has 3 manufacturer part numbers on file: 82400833 (Transaero, Inc.), 82400833 (Ontic Engineering & Manufacturing Uk Limited Div Ontic Engineering and Manufacturing Uk Limited), 82400833 (Safran Electrical & Power Uk Limited).
Key specifications for 82400833: General Characteristics Item Description: STEEL,BS S527; 7.874 IN. MIN,7. 913 IN. MAX ID,9.359 IN. MIN,9.416 IN. MAX OD; 3.710 IN. MIN,3.756 IN. MAX W IN; End Item Identification: GENERATOR STARTER GAS TURBINE,AIRCRAFT MODEL AV-8B. 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.