The Flange,pipe, cataloged under National Stock Number 4730-00-780-2716, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-780-2716 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Diameter | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN |
| Face Seating Surface Condition | MACHINED |
| Tube Outside Diameter for Which Designed | 0.750 INCHES NOMINAL IN |
| Flange Section Style | RAISED FACE, RAISED NECK |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.280 INCHES MINIMUM AND 0.287 INCHES MAXIMUM IN |
| Neck Height | 0.760 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-268,COND T4 FED SPEC SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 1.062 INCHES IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Raised Face Diameter | 1.387 INCHES MINIMUM AND 1.407 INCHES MAXIMUM IN |
| Raised Face Height | 0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM IN |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) |
| Surface Treatment | CHROMATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 12 |
| Material | ALUMINUM ALLOY |
| Thickness | 0.093 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 204-706-008-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-780-2716 is a Flange,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-780-2716: Flange Diameter: 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN; Face Seating Surface Condition: MACHINED; Tube Outside Diameter for Which Designed: 0.750 INCHES NOMINAL IN; Flange Section Style: RAISED FACE, RAISED NECK. 19 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.