The Tee,tube, cataloged under National Stock Number 4730-01-303-0841, 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 Tube Fittings Division. Government technical data includes 12 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-303-0841 |
| Primary Part Number | 20JBTX-B |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 3 TUBE COUPLING NUT W/SLEEVE |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES ALL ENDS IN |
| Leg Length | 2.062 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 1.625 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 5B FIGURE |
| Thread Class | 2A ALL ENDS A |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 20JBTX-B PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| SAE J514/1 20-20-20 070401BA PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| J514 | 5/1 Secondary reference Sae International Dba Sae International |
| 20JBTXB | 5/9 Secondary reference Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| SAE J514 20 070401BA | 5/9 Secondary reference Sae International Dba Sae International |
| 20 070401BA | 5/9 Secondary reference Sae International Dba Sae International |
| 20JBTX-B | 5/9 Secondary reference U.S. Government activity |
| SAE-J514/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
| J514 | 5/9 Secondary reference U.S. Government activity |
| 20 070401BA | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-303-0841 is a Tee,tube, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-303-0841 has 2 manufacturer part numbers on file: 20JBTX-B (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SAE J514/1 20-20-20 070401BA (Sae International Dba Sae International).
Key specifications for 20JBTX-B: Furnished Items and Quantity: 3 TUBE COUPLING NUT W/SLEEVE; Connection Style: FLARED (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL TUBE ALL ENDS; Nominal Outside Diameter Tube Accommodated: 1.250 INCHES ALL ENDS IN. 12 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.