The Plug,quick Disconnect, cataloged under National Stock Number 4730-01-366-9407, 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 Pacific Consolidated Industries Llc. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-366-9407 |
| Primary Part Number | 581438-018 |
| Item Name | Plug,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Pacific Consolidated Industries Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 CHAIN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Quick Disconnect Nominal Size | 0.500 INCHES IN |
| Maximum Operating Temp | 250.0 FAHRENHEIT DEGF |
| Material | COPPER ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL |
| 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 |
|---|---|
| 581438-018 PRIMARY | Pacific Consolidated Industries Llc (USA) |
| B-QCB-BP | South London Valve & Fitting Company Ltd T/a Swagelok London (GBR) |
| B-QC8-BP PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| 581438 | D/9 Drawing number reference only Pacific Consolidated Industries Llc |
NSN 4730-01-366-9407 is a Plug,quick Disconnect, manufactured by Pacific Consolidated Industries Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-366-9407 has 3 manufacturer part numbers on file: 581438-018 (Pacific Consolidated Industries Llc), B-QCB-BP (South London Valve & Fitting Company Ltd T/a Swagelok London), B-QC8-BP (Swagelok Co).
Key specifications for 581438-018: Furnished Items and Quantity: 1 CHAIN; Overall Length: 1.940 INCHES NOMINAL IN; Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Quick Disconnect Nominal Size: 0.500 INCHES IN. 6 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.