The Flange,pipe, cataloged under National Stock Number 4730-01-464-9323, 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 12 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-464-9323 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Diameter | 5.000 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 1.500 INCHES IN |
| Flange Section Style | PLAIN FACE, WELDING NECK |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.620 INCHES NOMINAL IN |
| Neck Height | 0.190 INCHES NOMINAL IN |
| Material Document and Classification | ASTM-A105 NATIONAL SPEC SINGLE MATERIAL RESPONSE |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 3.880 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.690 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 |
| Reference | Meaning |
|---|---|
| ANSI B16.5 | 5/9 Secondary reference U.S. Government activity |
| ASME-B16.5 1-1/2 NPS SK WELD | 3/2 Design control — primary reference U.S. Government activity |
| ASTM-A105 STEEL 150# RAISED FACE | 5/1 Secondary reference U.S. Government activity |
| ASTM-A105 STEEL | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| ASME-B16.5 | 5/1 Secondary reference U.S. Government activity |
NSN 4730-01-464-9323 is a Flange,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-464-9323: Flange Diameter: 5.000 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 1.500 INCHES IN; Flange Section Style: PLAIN FACE, WELDING NECK. 12 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.