The Flange,pipe, cataloged under National Stock Number 4730-01-089-9393, 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 Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 11 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 | 4730-01-089-9393 |
| Primary Part Number | 7551749 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Flange Diameter | 3.000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-13924 FED STD SINGLE TREATMENT RESPONSE |
| Flange Section Style | PLAIN FACE, RAISED NECK |
| Style Designator | ROUND, NO BOLT HOLES |
| Neck Height | 0.750 INCHES NOMINAL IN |
| Bevel Depth | 0.060 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-635 FED SPEC SINGLE MATERIAL RESPONSE |
| Reducer Flange Hole Type | CONCENTRIC |
| Surface Treatment | OXIDE |
| Material | STEEL COMP 1020 |
| Thickness | 1.950 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 |
|---|---|
| 7551749 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 4730-01-089-9393 is a Flange,pipe, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-089-9393 has 1 manufacturer part number on file: 7551749 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 7551749: Flange Diameter: 3.000 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-13924 FED STD SINGLE TREATMENT RESPONSE; Flange Section Style: PLAIN FACE, RAISED NECK; Style Designator: ROUND, NO BOLT HOLES. 11 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.