The Adapter,straight,flange to Flang, cataloged under National Stock Number 4730-01-367-4816, 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 Naval Sea Systems Command. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-367-4816 |
| Primary Part Number | 801-6640811PC10 |
| Item Name | Adapter,straight,flange to Flang |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Bolt Circle Nominal Diameter | 7.000 INCHES ALL ENDS IN |
| Nominal Overall Length | 12.000 INCHES IN |
| Connection Type | FLANGE ALL ENDS |
| Material Document and Classification | ASTM A351 ASSN STD SINGLE MATERIAL RESPONSE OR CF3M MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 160.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 228.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 8.500 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 8 ALL ENDS |
| Material | STEEL CORROSION RESISTING OVERALL |
| Raised Face Nominal Diameter | 5.500 INCHES ALL ENDS IN |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Nominal Thickness | 1.250 INCHES ALL ENDS 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 |
|---|---|
| 801-6640811PC10 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6640811 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-367-4816 is a Adapter,straight,flange to Flang, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-367-4816 has 1 manufacturer part number on file: 801-6640811PC10 (Naval Sea Systems Command).
Key specifications for 801-6640811PC10: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RAISED STRAIGHT ALL ENDS; Bolt Circle Nominal Diameter: 7.000 INCHES ALL ENDS IN; Nominal Overall Length: 12.000 INCHES IN. 15 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.