- Airflow optimized 8 cm bass reflex tube.<br>- Max. length: 30 cm.<br>- 3 parts. Key specifications include material: STEEL OVERALL, bore_type: TAPERED, face_type: FLAT GROOVED WITH DOUBLE FLANGE, face_width: 0.750 INCHES NOMINAL IN, head_style: FLAT CHAMFER, head_height: 0.100 INCHES NOMINAL IN.
This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-01-193-4335, indicating validated use in U.S. government and defense logistics supply chains.
Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| material | STEEL OVERALL |
| bore_type | TAPERED |
| face_type | FLAT GROOVED WITH DOUBLE FLANGE |
| face_width | 0.750 INCHES NOMINAL IN |
| head_style | FLAT CHAMFER |
| head_height | 0.100 INCHES NOMINAL IN |
| hub_diameter | 3.060 INCHES NOMINAL IN |
| thread_class | 2A A |
| bore_diameter | 2.250 INCHES MAXIMUM IN |
| head_diameter | 0.312 INCHES NOMINAL IN |
| thread_length | 0.250 INCHES NOMINAL IN |
| overall_length | 1.000 INCHES NOMINAL IN |
| NSN | 3020-01-193-4335 |
| HUB DIAMETER | 3.060 INCHES NOMINAL IN |
| BORE TYPE | TAPERED |
| SPECIAL FEATURES | GMATERIAL GREY IRON, FINISH CHROMIUM PLATE OR PHOSPHATE COAT DYED NON-REFLECTIVE BLACK; BORE TAPPERED 4 DEGREES; INCLUDES TWO 0.375-16 UNC 2B HOLES ON 2.125 BC AND ONE 0.391 X 0.625 IN. DEEP HOLE ON 2.125 BC;O/A OD 4.060 IN. IN |
| SURFACE TREATMENT | CHROMATE |
| FACE GROOVE/TOOTH QUANTITY | 32 |
| FACE WIDTH | 0.750 INCHES NOMINAL IN |
| BORE DIAMETER | 2.250 INCHES MAXIMUM IN |
| OVERALL LENGTH | 1.000 INCHES NOMINAL IN |
| MATERIAL | IRON |
| FACE TYPE | FLAT GROOVED WITH DOUBLE FLANGE |