The Elbow,flange to Hose, cataloged under National Stock Number 4730-00-103-4546, 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 Rolls-Royce Solutions America Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-103-4546 |
| Primary Part Number | 5133672 |
| Item Name | Elbow,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES FIRST END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | PLAIN (HOSE) SECOND END |
| Nominal Length | 3.250 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 2.500 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 1.875 INCHES SECOND END IN |
| Bolt Hole Nominal Diameter | 0.375 INCHES FIRST END IN |
| Leg Length | 2.875 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.500 INCHES NOMINAL FIRST END IN |
| Bolt Hole Quantity | 2 FIRST END |
| Nominal Width | 2.500 INCHES FIRST END IN |
| Material | STEEL OVERALL |
| Nominal Thickness | 0.500 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 |
|---|---|
| 5133672 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5133672 | 5/9 Secondary reference Spalla Inc |
NSN 4730-00-103-4546 is a Elbow,flange to Hose, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-103-4546 has 1 manufacturer part number on file: 5133672 (Rolls-Royce Solutions America Inc).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-586-3998. Verify interchangeability with system specifications before substitution.
Key specifications for 5133672: Flange Shape: OVAL WITH HOLES FIRST END; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN FIRST END; Connection Style: PLAIN (HOSE) SECOND END. 14 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.