The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-230-1920, 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 Sae International Dba Sae International. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-230-1920 |
| Primary Part Number | SAE J512 3-2 040203B |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.187 INCHES FIRST END IN |
| Leg Length | 0.250 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.250 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Seat Angle | 45.0 DEGREES FIRST END |
| Specification/standard Data | 81343-J512 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 6C FIGURE |
| Thread Class | 2B FIRST END |
| Thread Quantity Per Inch | 24 FIRST END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | UNS FIRST END |
| 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 |
|---|---|
| SAE J512 3-2 040203B PRIMARY | Sae International Dba Sae International (USA) |
| 174919 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| 563794C1 | Komatsu America Corp. (USA) |
| 450X3 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| PC174919 | Power Components (deutschland) Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| J512 | 5/9 Secondary reference U.S. Government activity |
| 563794C1 | 5/9 Secondary reference Komatsu American Intl Co |
| 450X3 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 3-2 040203B | 5/9 Secondary reference U.S. Government activity |
| 563794C1 | 5/9 Secondary reference U.S. Government activity |
| 5164048 | 5/9 Secondary reference Rolls-Royce Solutions America Inc |
| 250IFHD-3-2 | 5/9 Secondary reference U.S. Government activity |
| J512 | 5/1 Secondary reference Sae International Dba Sae International |
| 3-2 040203B | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J512 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-00-230-1920 is a Elbow,pipe to Tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-230-1920 has 5 manufacturer part numbers on file: SAE J512 3-2 040203B (Sae International Dba Sae International), 174919 (Rolls-Royce Solutions America Inc), 563794C1 (Komatsu America Corp.), 450X3 (Danfoss Power Solutions II, Llc), PC174919 (Power Components (deutschland) Gmbh).
1 possible match (shared part number, not a government interchangeability claim): 1720-01-047-3838. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J512 3-2 040203B: Flow Angle: 90.0 DEGREES; Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Connection Type: THREADED INTERNAL PIPE SECOND END. 18 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.