The Tee,boss, cataloged under National Stock Number 4730-01-281-0977, 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 23 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-281-0977 |
| Primary Part Number | 8S6OLO-S |
| Item Name | Tee,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Connection Style | GASKET SEAL (TUBE) SECOND END |
| Connection Style | GASKET SEAL (TUBE) FIRST END |
| Connection Style | SWIVEL NUT, GASKET SEAL (TUBE) THIRD END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE THIRD END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES ALL ENDS IN |
| Operating Pressure | 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.100 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.100 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.490 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 0.812 INCHES ALL ENDS IN |
| Specification/standard Data | 81343-J1453 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nondefinitive Spec/std Data | 22 FIGURE |
| Surface Treatment | UNABLE TO DECODE |
| Surface Treatment | CHROMATE OVERALL |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Thread Class | 2B THIRD END |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | STEEL COMP 12L14 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 |
|---|---|
| 8S6OLO-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| SAE J1453-3 8-8 520433CA PRIMARY | Sae International Dba Sae International (USA) |
| FF1857T-0808S PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| 7-447-080835 | 5/9 Secondary reference Minnpar, Llc Dba Minnpar |
| 8S6OLO-S | 5/9 Secondary reference U.S. Government activity |
| 8-8 520433CA | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J1453/3 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 7-447-080835 | 5/9 Secondary reference Grove U.s. Llc Dba Grove Us Llc |
| J1453 | 5/1 Secondary reference Sae International Dba Sae International |
| J1453 | 5/9 Secondary reference U.S. Government activity |
| 8-8 520433CA | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-281-0977 is a Tee,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 4730-01-281-0977 has 3 manufacturer part numbers on file: 8S6OLO-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SAE J1453-3 8-8 520433CA (Sae International Dba Sae International), FF1857T-0808S (Danfoss Power Solutions II, Llc).
Key specifications for 8S6OLO-S: Connection Style: GASKET SEAL (TUBE) SECOND END; Connection Style: GASKET SEAL (TUBE) FIRST END; Connection Style: SWIVEL NUT, GASKET SEAL (TUBE) THIRD END; Connection Type: THREADED EXTERNAL TUBE FIRST END. 23 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.