The Flange,pipe, cataloged under National Stock Number 4730-01-322-8168, 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12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-322-8168 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Diameter | 11.000 INCHES NOMINAL IN |
| Nominal Pipe Size for Which Designed | 6.000 INCHES IN |
| Flange Section Style | RAISED FACE, WELDING NECK |
| Criticality Code Justification | ZZZX |
| Style Designator | ROUND, NO BOLT HOLES |
| Neck Height | 2.500 INCHES NOMINAL IN |
| Material Document and Classification | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE |
| Departure From Cited Designator | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Raised Face Diameter | 7.560 INCHES NOMINAL IN |
| Screw Thread Series Designator | NPS |
| Material | STEEL |
| Thickness | 1.000 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 | S |
| Reference | Meaning |
|---|---|
| ANSI B16.5 | 4/1 Identification reference U.S. Government activity |
| ANSI B16.5L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 4730-01-322-8168 is a Flange,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-322-8168: Flange Diameter: 11.000 INCHES NOMINAL IN; Nominal Pipe Size for Which Designed: 6.000 INCHES IN; Flange Section Style: RAISED FACE, WELDING NECK; Criticality Code Justification: ZZZX. 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.