The Cross,tube, cataloged under National Stock Number 4730-01-016-3010, 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 Sps Technologies, Llc Dba Airdrome Precision Components. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-016-3010 |
| Primary Part Number | 729137-101 |
| Item Name | Cross,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sps Technologies, Llc Dba Airdrome Precision Components |
| Status | ACTIVE |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE FIRST END BULKHEAD |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES SECOND ENDUNABLE TO DECODE IN |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FOURTH END IN |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FOURTH ENDUNABLE TO DECODE IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES THIRD ENDUNABLE TO DECODE IN |
| Leg Length | 1.400 INCHES NOMINAL FOURTH END IN |
| Leg Length | 2.000 INCHES MINIMUM AND 2.090 INCHES MAXIMUM SECOND END IN |
| Leg Length | 2.100 INCHES NOMINAL THIRD END IN |
| Leg Length | 2.406 INCHES MINIMUM AND 2.470 INCHES MAXIMUM FIRST END IN |
| Nominal Thread Size | 1.312 INCHES FIRST END BULKHEAD IN |
| Nominal Thread Size | 1.062 INCHES THIRD END IN |
| Nominal Thread Size | 0.875 INCHES FOURTH END IN |
| Nominal Thread Size | 1.062 INCHES SECOND END IN |
| Seat Angle | 12.0 DEGREES ALL ENDS |
| Surface Treatment | ANODIZE OVERALL |
| Surface Treatment | ANODIZE OVERALLUNABLE TO DECODE |
| Media for Which Designed | FLUID FIRST RESPONSE |
| Media for Which Designed | AERONAUTICAL FLUID SECOND RESPONSE |
| Media for Which Designed | AERONAUTICAL FLUID SECOND RESPONSEUNABLE TO DECODE |
| Media for Which Designed | FLUID FIRST RESPONSEUNABLE TO DECODE |
| Thread Class | 3A FIRST END BULKHEAD A |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 12 SECOND END |
| Thread Quantity Per Inch | 12 THIRD END |
| Thread Quantity Per Inch | 12 FOURTH 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 |
|---|---|
| 729137-101 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| Reference | Meaning |
|---|---|
| 729137-101 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-016-3010 is a Cross,tube, manufactured by Sps Technologies, Llc Dba Airdrome Precision Components, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-016-3010 has 1 manufacturer part number on file: 729137-101 (Sps Technologies, Llc Dba Airdrome Precision Components).
Key specifications for 729137-101: Connection Style: FLARELESS (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE FIRST END BULKHEAD; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.750 INCHES SECOND END IN. 30 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.