The Tee,tube, cataloged under National Stock Number 4730-00-043-3661, 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 Swagelok Co. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-043-3661 |
| Primary Part Number | S600-3 |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Furnished Items and Quantity | 6 FERRULE SLEEVE AND 3 SHORT COUPLING NUT |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Leg Length | 0.844 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Seat Angle | 20.0 DEGREES ALL ENDS |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 20 ALL ENDS |
| Material | STEEL OVERALL |
| Thread Series Designator | UN 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 |
|---|---|
| S600-3 PRIMARY | Swagelok Co (USA) |
| G39171-006 | Swagelok Co (USA) |
| 6-6-6JBZS | Parker-Hannifin Corporation Div Instrumentation Products Division (USA) |
| 6TTTS | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| Reference | Meaning |
|---|---|
| 6TTTS | 5/9 Secondary reference J R Douglass Company |
| BM11623-97 | 5/9 Secondary reference Demarkus Corp Refrigeration Engineering Corp |
NSN 4730-00-043-3661 is a Tee,tube, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-043-3661 has 4 manufacturer part numbers on file: S600-3 (Swagelok Co), G39171-006 (Swagelok Co), 6-6-6JBZS (Parker-Hannifin Corporation Div Instrumentation Products Division), 6TTTS (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
Key specifications for S600-3: Furnished Items and Quantity: 6 FERRULE SLEEVE AND 3 SHORT COUPLING NUT; Connection Style: FLARELESS (TUBE) ALL ENDS; Nominal Outside Diameter Tube Accommodated: 0.375 INCHES ALL ENDS IN; Leg Length: 0.844 INCHES NOMINAL ALL ENDS IN. 10 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.