The Flange,pipe, cataloged under National Stock Number 4730-00-435-9459, 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 Grimes Aerospace Company. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-435-9459 |
| Primary Part Number | 10J21-275 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Flange Diameter | 3.386 INCHES NOMINAL IN |
| Style Designator | ROUND, NO BOLT HOLES |
| Material Document and Classification | AMS 4901 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | TITANIUM UNS R50700 |
| 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 |
|---|---|
| 10J21-275 PRIMARY | Grimes Aerospace Company (USA) |
| MFB64760-275 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| 64760-275 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| 2909AJ275 | 3/2 Design control — primary reference U.S. Government activity |
| 340-501-9208 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4730-00-435-9459 is a Flange,pipe, manufactured by Grimes Aerospace Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-435-9459 has 2 manufacturer part numbers on file: 10J21-275 (Grimes Aerospace Company), MFB64760-275 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
Key specifications for 10J21-275: Flange Diameter: 3.386 INCHES NOMINAL IN; Style Designator: ROUND, NO BOLT HOLES; Material Document and Classification: AMS 4901 ASSN STD SINGLE MATERIAL RESPONSE; Material: TITANIUM UNS R50700. 4 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.