The Flange,pipe, cataloged under National Stock Number 4730-01-101-3582, 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12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-101-3582 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 3.000 INCHES IN |
| Flange Section Style | PLAIN FACE |
| Criticality Code Justification | ZZZY |
| Style Designator | RECTANGULAR, WITH BOLT HOLES |
| Material Document and Classification | MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE |
| Flange Length | 6.687 INCHES MINIMUM AND 6.812 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 4 |
| Flange Width | 6.312 INCHES MINIMUM AND 6.637 INCHES MAXIMUM IN |
| Material | COPPER ALLOY |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Thickness | 0.984 INCHES MINIMUM AND 1.016 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 | Y |
| Reference | Meaning |
|---|---|
| 0989-042-2000SPECIAL PIECE 1 | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 4730-01-101-3582 is a Flange,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-101-3582: Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 3.000 INCHES IN; Flange Section Style: PLAIN FACE; Criticality Code Justification: ZZZY. 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.