The Tee,tube, cataloged under National Stock Number 4730-01-326-8074, 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 Sae International Dba Sae International. Government technical data includes 19 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-326-8074 |
| Primary Part Number | SAE J1453-3 12-12-12 520433CN |
| Item Name | Tee,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| 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 | 0.750 INCHES ALL ENDS IN |
| Leg Length | 1.469 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.469 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.820 INCHES NOMINAL THIRD END IN |
| Nominal Thread Size | 1.188 INCHES ALL ENDS IN |
| Specification/standard Data | 81343-J1453 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 22 FIGURE |
| Surface Treatment | CHROMATE OVERALL |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Thread Class | 2B THIRD END |
| Material | STEEL COMP 12L14 OVERALL |
| Thread Series Designator | UNF 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 |
|---|---|
| 2185910 | Oshkosh Defense Llc (USA) |
| SAE J1453-3 12-12-12 520433CN PRIMARY | Sae International Dba Sae International (USA) |
| 12 S6L0-S PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| Reference | Meaning |
|---|---|
| 12 12 520433CA | 5/9 Secondary reference U.S. Government activity |
| 12S6OLO-S | 5/1 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| 7-447-121235 | 5/9 Secondary reference Grove U.s. Llc Dba Grove Us Llc |
| SAE J1453-1 | 5/9 Secondary reference U.S. Government activity |
| FF1857T-1212S | 5/1 Secondary reference Danfoss Power Solutions II, Llc |
| 2185910 | 5/9 Secondary reference Oshkosh Corp |
| J1453-3 12-12 520433CA | 3/9 Design control — primary reference U.S. Government activity |
| 12S6OLO-S | 5/9 Secondary reference U.S. Government activity |
| J1453 | 5/9 Secondary reference U.S. Government activity |
| 7-447-121235 | 5/9 Secondary reference Minnpar, Llc Dba Minnpar |
NSN 4730-01-326-8074 is a Tee,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-326-8074 has 3 manufacturer part numbers on file: 2185910 (Oshkosh Defense Llc), SAE J1453-3 12-12-12 520433CN (Sae International Dba Sae International), 12 S6L0-S (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-421-6310. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J1453-3 12-12-12 520433CN: 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. 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.