The Tee,tube, cataloged under National Stock Number 4730-01-252-0691, 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 Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-252-0691 |
| Primary Part Number | R45140T040606 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) ALL ENDS |
| Connection Type | THREADED INTERNAL TUBE ALL ENDS |
| Material Document and Classification | AMS 4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES THIRD END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Leg Length | 1.060 INCHES NOMINAL THIRD END IN |
| Leg Length | 1.060 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.007 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.562 INCHES THIRD END IN |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 8.5 DEGREES ALL ENDS |
| Thread Class | 3B ALL ENDS |
| Thread Quantity Per Inch | 20 THIRD END |
| Thread Quantity Per Inch | 24 SECOND END |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNJS 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 |
|---|---|
| R45140T040606 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| ST7M227040606 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST7M227 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-252-0691 is a Tee,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-252-0691 has 2 manufacturer part numbers on file: R45140T040606 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), ST7M227040606 (The Boeing Company Div Defense).
Key specifications for R45140T040606: Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) ALL ENDS; Connection Type: THREADED INTERNAL TUBE ALL ENDS; Material Document and Classification: AMS 4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN. 19 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.