The Elbow,flange to Hose, cataloged under National Stock Number 4730-01-261-9432, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-261-9432 |
| Primary Part Number | 3289154 |
| Item Name | Elbow,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES FIRST END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | GRIPPING (HOSE) SECOND END |
| Nominal Length | 2.560 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 1.875 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.940 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | FLANGE FIRST END |
| Bolt Hole Nominal Diameter | 0.340 INCHES FIRST END IN |
| Leg Length | 1.660 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.630 INCHES NOMINAL FIRST END IN |
| Bolt Hole Quantity | 4 FIRST END |
| Nominal Width | 2.060 INCHES FIRST END IN |
| Material | STEEL OVERALL |
| Nominal Thickness | 0.696 INCHES FIRST END 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 |
|---|---|
| 3289154 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 5S9593 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 4730-01-261-9432 is a Elbow,flange to Hose, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-261-9432 has 1 manufacturer part number on file: 3289154 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 3289154: Flange Shape: OVAL WITH HOLES FIRST END; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN FIRST END; Connection Style: GRIPPING (HOSE) SECOND END. 17 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.