The Flange,pipe, cataloged under National Stock Number 4730-01-271-5066, 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 14 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 | 4730-01-271-5066 |
| Primary Part Number | 2M5762 |
| 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 | 9.5 MILLIMETERS NOMINAL MM |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 5.2 MILLIMETERS MM |
| Socket Depth | 7.5 MILLIMETERS NOMINAL MM |
| Flange Section Style | PLAIN FACE, SOCKET NECK |
| Style Designator | OVAL, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 10.31 MILLIMETERS NOMINAL MM |
| Flange Length | 72.5 MILLIMETERS NOMINAL MM |
| Recess Diameter | 5.24 MILLIMETERS NOMINAL MM |
| Bolt Hole Quantity | 2 |
| Bolt Circle Diameter | 63.5 MILLIMETERS NOMINAL MM |
| Flange Width | 54.0 MILLIMETERS NOMINAL MM |
| Material | STEEL |
| Thickness | 15.5 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 2M5762 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 4730-01-271-5066 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 4730-01-271-5066 has 1 manufacturer part number on file: 2M5762 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 2M5762: Flange End Radius: 9.5 MILLIMETERS NOMINAL MM; Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 5.2 MILLIMETERS MM; Socket Depth: 7.5 MILLIMETERS NOMINAL MM. 14 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.