The Flange,pipe, cataloged under National Stock Number 4730-01-512-1356, 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 Main Manufacturing Products Inc. Government technical data includes 18 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 | 4730-01-512-1356 |
| Primary Part Number | 6320-16-16 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Main Manufacturing Products Inc |
| Status | ACTIVE |
| Nominal Pipe Size for Which Designed | 1.000 INCHES IN |
| Flange Section Style | RAISED FACED, DISHED |
| Style Designator | BOLT HOLE CONNECTOR PLATE |
| Bolt Hole Diameter | 0.470 INCHES NOMINAL IN |
| Unthreaded Reducer Hole Diameter | 1.530 INCHES NOMINAL IN |
| Recess Depth | 0.355 INCHES NOMINAL IN |
| Features Provided | O RING |
| Flange Length | 3.190 INCHES NOMINAL IN |
| Nominal Thread Size | 0.438 INCHES IN |
| Recess Diameter | 1.906 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 2.250 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNS |
| Flange Width | 2.750 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 14 |
| Material | STEEL CORROSION RESISTING |
| Furnished Items | BOLT |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.547 INCHES NOMINAL IN |
| Thickness | 1.310 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 |
| Part Number | Manufacturer |
|---|---|
| 6320-16-16 PRIMARY | Main Manufacturing Products Inc (USA) |
NSN 4730-01-512-1356 is a Flange,pipe, manufactured by Main Manufacturing Products Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-512-1356 has 1 manufacturer part number on file: 6320-16-16 (Main Manufacturing Products Inc).
Key specifications for 6320-16-16: Nominal Pipe Size for Which Designed: 1.000 INCHES IN; Flange Section Style: RAISED FACED, DISHED; Style Designator: BOLT HOLE CONNECTOR PLATE; Bolt Hole Diameter: 0.470 INCHES NOMINAL IN. 18 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.