The Cap,quick Disconnect, cataloged under National Stock Number 4730-01-072-2321, 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 Inventory Control Point Mechanicsburg. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cap,quick Disconnect |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950); Huntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-072-2321 |
| Primary Part Number | 845-4775961 ITEM 18 |
| Item Name | Cap,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 845-4775961 ITEM 18 | Naval Inventory Control Point Mechanicsburg (USA) |
| 845-4775961ITEM4 L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 6002-148 PIECE 35 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 845-4775961ITEM4 | 5/2 Secondary reference U.S. Government activity |
| 845-4775961 ITEM18L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 9495 | 3/1 Design control — primary reference U.S. Government activity |
| 77766-23X2 PIECE 47 | 5/1 Secondary reference U.S. Government activity |
| 6002-148 PIECE 35L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 9495L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 77766-23X2 PIECE 47L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4730-01-072-2321 is a Cap,quick Disconnect, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-072-2321 has 3 manufacturer part numbers on file: 845-4775961 ITEM 18 (Naval Inventory Control Point Mechanicsburg), 845-4775961ITEM4 L1 (Naval Inventory Control Point Mechanicsburg), 6002-148 PIECE 35 (Huntington Ingalls Inc Div Newport News Shipbuilding).
6 possible matches (shared part number, not a government interchangeability claim): 2040-01-093-7989, 4730-01-210-6118, 2530-01-229-3411. Verify interchangeability with system specifications before substitution.
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.