The Reducer,quick Disconnect, cataloged under National Stock Number 4730-01-694-0637, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-694-0637 |
| Primary Part Number | 4016AS186 |
| Item Name | Reducer,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 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 |
|---|---|
| 4016AS186-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 4016AS186 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 4730-01-694-0637 is a Reducer,quick Disconnect, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-694-0637 has 2 manufacturer part numbers on file: 4016AS186-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 4016AS186 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 4016AS186: Special Features: 3"X2" LIQUID TIGHT; Part Name Assigned by Controlling Agency: REDUCER; End Item Identification: NAVY. 0 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.