The Tee,tube to Boss, cataloged under National Stock Number 4730-01-736-1628, 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 9 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. Current acquisition status: Active.
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (CAGE 30780) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-736-1628 |
| Primary Part Number | 20 R5OLO-S |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Nominal Width Across Flats | 1.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Connection Style | GASKET SEAL (TUBE) SECOND END |
| Connection Style | EXTERNAL FIRST END |
| Connection Style | EXTERNAL THIRD END |
| Nominal Length | 4.19 INCHES OVERALL IN |
| Style Designator | TEE |
| Material Document and Classification | SAE520428 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 20 R5OLO-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
NSN 4730-01-736-1628 is a Tee,tube to Boss, 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 4730-01-736-1628 has 1 manufacturer part number on file: 20 R5OLO-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
Key specifications for 20 R5OLO-S: Nominal Width Across Flats: 1.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN; Connection Style: GASKET SEAL (TUBE) SECOND END; Connection Style: EXTERNAL FIRST END; Connection Style: EXTERNAL THIRD END. 9 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.