The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-475-5385, 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 Alemite, Llc Dba Skf Usa Inc.. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-475-5385 |
| Primary Part Number | 51943 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Alemite, Llc Dba Skf Usa Inc. |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Nominal Pipe Size Accommodated | 0.219 INCHES FIRST END IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Operating Pressure | 8000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.486 INCHES MINIMUM AND 0.512 INCHES MAXIMUM FIRST END IN |
| Leg Length | 0.770 INCHES MINIMUM AND 0.792 INCHES MAXIMUM SECOND END IN |
| Reduced Passage Nominal Inside Diameter | 0.094 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Maximum Operating Temp | 350.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | CADMIUM INSIDE |
| Media for Which Designed | OIL SINGLE RESPONSE |
| Thread Class | 2A SECOND END A |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF FIRST END |
| Thread Series Designator | UNF SECOND 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 |
|---|---|
| 9151469 | Us Army Aviation and Missile Command (USA) |
| 51943 PRIMARY | Alemite, Llc Dba Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 764726C1 | 5/9 Secondary reference U.S. Government activity |
| 51943 | 3/9 Design control — primary reference Stewart-Warner Corporation |
NSN 4730-00-475-5385 is a Elbow,pipe to Tube, manufactured by Alemite, Llc Dba Skf Usa Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-475-5385 has 2 manufacturer part numbers on file: 9151469 (Us Army Aviation and Missile Command), 51943 (Alemite, Llc Dba Skf Usa Inc.).
Key specifications for 51943: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 0.219 INCHES FIRST END IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE INSIDE; Connection Style: PLAIN (PIPE) FIRST END. 21 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.