The Tee,tube to Boss, cataloged under National Stock Number 4730-00-403-4710, 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 Precision Form Rivet Inc. Government technical data includes 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-403-4710 |
| Primary Part Number | CVC303W12 |
| Item Name | Tee,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Precision Form Rivet Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TY2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE |
| Surface Treatment Document and Classification | MIL-A-8625,TY2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Connection Style | GASKET SEAL (BOSS) FIRST END |
| Connection Style | FLARELESS (TUBE) THIRD END |
| Connection Style | DOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) SECOND END |
| Connection Type | THREADED EXTERNAL TUBE THIRD END |
| Connection Type | THREADED INTERNAL BOSS FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material Document and Classification | QQ-A-367,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES THIRD END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.344 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.595 INCHES NOMINAL THIRD END IN |
| Leg Length | 2.309 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 1.062 INCHES THIRD END IN |
| Nominal Thread Size | 1.062 INCHES FIRST END IN |
| Nominal Thread Size | 1.062 INCHES SECOND END IN |
| Seat Angle | 12.0 DEGREES THIRD END |
| Surface Treatment | ANODIZE INSIDE |
| Surface Treatment | ANODIZE OUTSIDE |
| Thread Class | 3A SECOND END A |
| Thread Class | 3A THIRD END A |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 12 SECOND END |
| Thread Quantity Per Inch | 12 THIRD END |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) THIRD END |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) SECOND END |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| 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 |
|---|---|
| CVC303W12 | Precision Form Rivet Inc (USA) |
| Reference | Meaning |
|---|---|
| CVC4303W12 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| CVC4303W12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-403-4710 is a Tee,tube to Boss, manufactured by Precision Form Rivet Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-403-4710 has 1 manufacturer part number on file: CVC303W12 (Precision Form Rivet Inc).
Key specifications for CVC303W12: Surface Treatment Document and Classification: MIL-A-8625,TY2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE; Surface Treatment Document and Classification: MIL-A-8625,TY2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Connection Style: GASKET SEAL (BOSS) FIRST END; Connection Style: FLARELESS (TUBE) THIRD END. 30 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.