The Flange,pipe, cataloged under National Stock Number 4730-01-164-7088, 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 16 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 | 4730-01-164-7088 |
| Primary Part Number | 5419023 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Socket Diameter | 1.750 INCHES NOMINAL IN |
| Face Seating Surface Condition | MACHINED |
| Surface Treatment Document and Classification | QQ-P-416 TY II CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Tube Outside Diameter for Which Designed | 1.742 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN |
| Flange Section Style | RAISED FACE, BRAZING NECK |
| Bolt Hole Diameter | 0.655 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN |
| Neck Height | 0.210 INCHES NOMINAL IN |
| Material Document and Classification | ASTM-A148 ASSN STD SINGLE MATERIAL RESPONSE |
| Flange Length | 8.250 INCHES NOMINAL IN |
| Bolt Hole Quantity | 6 |
| Raised Face Diameter | 3.052 INCHES NOMINAL IN |
| Raised Face Height | 1.239 INCHES NOMINAL IN |
| Surface Treatment | ZINC |
| Flange Width | 6.120 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.688 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 |
|---|---|
| 5419023 PRIMARY | Naval Sea Systems Command (USA) |
NSN 4730-01-164-7088 is a Flange,pipe, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-164-7088 has 1 manufacturer part number on file: 5419023 (Naval Sea Systems Command).
Key specifications for 5419023: Socket Diameter: 1.750 INCHES NOMINAL IN; Face Seating Surface Condition: MACHINED; Surface Treatment Document and Classification: QQ-P-416 TY II CL 3 FED SPEC SINGLE TREATMENT RESPONSE; Tube Outside Diameter for Which Designed: 1.742 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN. 16 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.