The Flange,pipe, cataloged under National Stock Number 4730-01-450-0635, 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 Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 10 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 | 4730-01-450-0635 |
| Primary Part Number | 44210B |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 11,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Flange Section Style | PLAIN FACE, RAISED NECK |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Neck Height | 0.050 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE |
| Bolt Hole Quantity | 4 |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 380.0 |
| Thickness | 0.310 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 |
|---|---|
| 44210B PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
NSN 4730-01-450-0635 is a Flange,pipe, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-450-0635 has 1 manufacturer part number on file: 44210B (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S).
Key specifications for 44210B: Face Seating Surface Condition: MACHINED; Surface Treatment Document and Classification: MIL-A-8625,TYPE 11,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE; Flange Section Style: PLAIN FACE, RAISED NECK; Style Designator: ROUND, ONE BOLT HOLE CIRCLE. 10 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.