The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-350-3780, 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 Danfoss Power Solutions II, Llc. Government technical data includes 15 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-350-3780 |
| Primary Part Number | 5527X8X6 |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT W/SLEEVE AND 1 PREFORMED PACKING |
| Flow Angle | 90.0 DEGREES |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Leg Length | 1.250 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.360 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.562 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 2A ALL ENDS A |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF ALL ENDS |
| 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 |
|---|---|
| 5527X8X6 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| SAE J514 8-6 070220SA PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 8-6C5BX-SS | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| SAE J514 | 5/9 Secondary reference U.S. Government activity |
| 4R8684 | 5/1 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 5R9257 ITEM 13 | 5/1 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 8-6C5BX-SS | 5/9 Secondary reference U.S. Government activity |
| 8-6 070220SA | 5/9 Secondary reference U.S. Government activity |
| 8-6C50X-SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| 5527X8X6 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J514/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| SAE J514 8-6 070220SA | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-350-3780 is a Elbow,tube to Boss, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-350-3780 has 2 manufacturer part numbers on file: 5527X8X6 (Danfoss Power Solutions II, Llc), SAE J514 8-6 070220SA (Sae International Dba Sae International).
Key specifications for 5527X8X6: Furnished Items and Quantity: 1 TUBE COUPLING NUT W/SLEEVE AND 1 PREFORMED PACKING; Flow Angle: 90.0 DEGREES; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: FLARED (TUBE) FIRST END. 15 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.