The Flange,pipe, cataloged under National Stock Number 4730-00-202-7706, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-202-7706 |
| Primary Part Number | 2H5759 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Flange End Radius | 0.438 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 0.750 INCHES IN |
| Flange Section Style | PLAIN FACE |
| Style Designator | OVAL, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.406 INCHES NOMINAL IN |
| Flange Length | 3.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.750 INCHES IN |
| Bolt Hole Quantity | 2 |
| Bolt Circle Diameter | 2.625 INCHES NOMINAL IN |
| Screw Thread Series Designator | NPT |
| Flange Width | 2.000 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 14 |
| Material | STEEL |
| Thickness | 0.609 INCHES NOMINAL 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 |
|---|---|
| 2H5759 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 4730-00-202-7706 is a Flange,pipe, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-202-7706 has 1 manufacturer part number on file: 2H5759 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 2H5759: Flange End Radius: 0.438 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 0.750 INCHES IN; Flange Section Style: PLAIN FACE. 15 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.