The Swivel Joint,hydraulic, cataloged under National Stock Number 4730-00-477-8129, 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 Fmc Technologies Inc Dba Fmc Fluid Control. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-477-8129 |
| Primary Part Number | 3199345 |
| Item Name | Swivel Joint,hydraulic |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Fmc Technologies Inc Dba Fmc Fluid Control |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Bolt Circle Nominal Diameter | 6.000 INCHES SECOND END IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Style Designator | SINGLE JOINT, DOUBLE ELBOW DESIGN |
| Bolt Hole Nominal Diameter | 0.750 INCHES SECOND END IN |
| Leg Length | 7.000 INCHES NOMINAL FIRST END IN |
| Leg Length | 5.750 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 2.500 INCHES FIRST END IN |
| Nominal Outside Diameter | 7.500 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Surface Treatment | PAINT OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | NPT FIRST END |
| Nominal Thickness | 0.875 INCHES SECOND END IN |
| 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 |
|---|---|
| 3199345 PRIMARY | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
| 3138172 PRIMARY | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
| 276AS105-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 4730-00-477-8129 is a Swivel Joint,hydraulic, manufactured by Fmc Technologies Inc Dba Fmc Fluid Control, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-477-8129 has 3 manufacturer part numbers on file: 3199345 (Fmc Technologies Inc Dba Fmc Fluid Control), 3138172 (Fmc Technologies Inc Dba Fmc Fluid Control), 276AS105-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3199345: Flange Shape: ROUND WITH HOLES SECOND END; Flange Face Design: PLAIN SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Bolt Circle Nominal Diameter: 6.000 INCHES SECOND END IN. 17 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.