The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-316-8440, 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 Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-316-8440 |
| Primary Part Number | 85601 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems |
| 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 |
|---|---|
| 85601 PRIMARY | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems (USA) |
NSN 4730-01-316-8440 is a Coupling Half,quick Disconnect, manufactured by Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-316-8440 has 1 manufacturer part number on file: 85601 (Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems).
2 possible matches (shared part number, not a government interchangeability claim): 4330-01-516-6311, 4330-01-631-7494. Verify interchangeability with system specifications before substitution.
Key specifications for 85601: End Item Identification: TORPEDO MK 37. 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.