The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-01-510-8319, 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 Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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 | 4730-01-510-8319 |
| Primary Part Number | 157-07777-000 |
| Item Name | Plug,tube Fitting,threaded |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Connection Style | GASKET SEAL |
| Style Designator | PLUG, MACHINE |
| Features Provided | O RING AND SCREW AND WIRE ROPE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.438 INCHES EXTERNAL IN |
| Thread Class | 2A EXTERNAL A |
| Thread Quantity Per Inch | 20 EXTERNAL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF EXTERNAL |
| 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 |
|---|---|
| 157-07777-000 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 696-D-9164 ITEM 18 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
NSN 4730-01-510-8319 is a Plug,tube Fitting,threaded, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-510-8319 has 2 manufacturer part numbers on file: 157-07777-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 696-D-9164 ITEM 18 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 157-07777-000: Connection Style: GASKET SEAL; Style Designator: PLUG, MACHINE; Features Provided: O RING AND SCREW AND WIRE ROPE; Thread Direction: RIGHT-HAND EXTERNAL. 9 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.