The Flange,pipe, cataloged under National Stock Number 4730-00-364-8089, 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 Cummins Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-364-8089 |
| Primary Part Number | 6254300 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Face Seating Surface Condition | MACHINED |
| Nominal Pipe Size for Which Designed | 4.000 INCHES IN |
| Flange Section Style | PLAIN FACE |
| Style Designator | SQUARE, ONE BOLT HOLE CIRCLE |
| Bolt Hole Diameter | 0.562 INCHES NOMINAL IN |
| Nominal Thread Size | 4.000 INCHES IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 4.115 INCHES MINIMUM AND 4.135 INCHES MAXIMUM IN |
| Screw Thread Series Designator | NPT |
| Flange Width | 5.745 INCHES NOMINAL IN |
| Material | IRON |
| Thickness | 1.140 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 |
|---|---|
| 6254300 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 62543 | 5/9 Secondary reference Cummins Inc. |
NSN 4730-00-364-8089 is a Flange,pipe, manufactured by Cummins Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-364-8089 has 1 manufacturer part number on file: 6254300 (Cummins Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-118-0051. Verify interchangeability with system specifications before substitution.
Key specifications for 6254300: Face Seating Surface Condition: MACHINED; Nominal Pipe Size for Which Designed: 4.000 INCHES IN; Flange Section Style: PLAIN FACE; Style Designator: SQUARE, ONE BOLT HOLE CIRCLE. 12 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.