The Flange,pipe, cataloged under National Stock Number 4730-00-262-9330, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-262-9330 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Tube Outside Diameter for Which Designed | 1.000 INCHES NOMINAL IN |
| Flange Section Style | PLAIN FACE |
| Style Designator | RECTANGULAR, WITH BOLT HOLES |
| Bolt Hole Diameter | 0.530 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-631 COMP 1015 THRU 1025 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-634 COMP 1015 THRU 1025 FED SPEC 2ND MATERIAL RESPONSE |
| Flange Length | 3.690 INCHES NOMINAL IN |
| Nominal Thread Size | 1.312 INCHES IN |
| Reducer Flange Hole Type | CONCENTRIC |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 2.750 INCHES NOMINAL IN |
| Screw Thread Series Designator | UN |
| Surface Treatment | CADMIUM |
| Center to Center Distance Between Bolt Holes Along Width | 1.406 INCHES NOMINAL IN |
| Flange Width | 2.246 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | STEEL |
| Thickness | 0.620 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 |
| Reference | Meaning |
|---|---|
| CPR102998 | 3/9 Design control — primary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4730-00-262-9330 is a Flange,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-262-9330: Face Seating Surface Condition: MACHINED; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE; Tube Outside Diameter for Which Designed: 1.000 INCHES NOMINAL IN; Flange Section Style: PLAIN FACE. 20 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.