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Part Number: 4350 2580 43 (4350258043)
The Floating Adapter 4350 2580 43 is a reinforced coupling component for Epiroc DHR 48 H 56-3 / 68-3 rotation units. Designed with an API 3 ½″ REG female thread, it ensures optimal torque transfer and axial load absorption during heavy-duty rotary and DTH drilling. The assembly includes the intermediate shaft, adapter housing, seals, buffers and fasteners manufactured to OEM specifications for reliable operation under high torque conditions.
| Ref. | Part No. | Alt. No. | Qty | Description |
|---|---|---|---|---|
| – | 4350 2584 07 | 4350258407 | 1 | Spare parts set — change every 500 hours (POS 7, 10, 14, 19) |
| – | 4350 2584 08 | 4350258408 | 1 | Spare parts set — change every 1000 hours (POS 4, 6–17, 19) |
| – | 4350 2584 09 | 4350258409 | 1 | Conversion kit — includes POS 3, 7, 14–17, 19–21 |
| 1 | 4350 2580 70 | 4350258070 | 1 | Intermediate shaft |
| 2 | 4350 2580 02 | 4350258002 | 1 | Adapter |
| 3 | 4350 2582 28 | 4350258228 | 1 | Adapter housing |
| 4 | 3161 1095 00 | 3161109500 | 1 | Buffer |
| 5 | 3161 1096 00 | 3161109600 | 1 | Connecting pipe |
| 6 | 3161 1098 00 | 3161109800 | 1 | Buffer |
| 7 | 4350 2582 39 | 4350258239 | 9 | Screw |
| 8 | 0147 1398 03 | 0147139803 | 2 | Screw, hex head |
| 9 | 0544 2162 00 | 0544216200 | 2 | Grease nipple |
| 10 | 0665 7001 11 | 0665700111 | 2 | Seal M 12 × 20 – 8.8 FZB ISO 7-R 1/8 Type AH 45/55×7 80 NBR 878 |
| 11 | 0665 9232 00 | 0665923200 | 1 | Wiper 115/125×10 AU 92 |
| 12 | 0102 0626 00 | 0102062600 | 2 | Pin CP 16M6×40 – 11 1922 04 |
| 13 | 0663 9175 00 | 0663917500 | 1 | O-ring 149×3 70 Shore |
| 14 | 4350 2582 16 | 4350258216 | 9 | Washer |
| 15 | 4350 2580 72 | 4350258072 | 1 | Protection cover |
| 16 | 0147 1366 03 | 0147136603 | 3 | Screw, hex head |
| 17 | 0301 2344 00 | 0301234400 | 3 | Plain washer |
| 18 | 0686 9252 27 | 0686925227 | 2 | Protection cap M16×90–8.8 FZB 12×12 PELD / Red |
| 19 | 0291 1128 25 | 0291112825 | 9 | Lock nut M 10×45 – 8.8 FZB M 16 – 8 FZB / ISO 7040 |
| 20 | 4350 2580 79 | 4350258079 | 1 | Protection cover |
| 21 | 0147 1360 03 | 0147136003 | 3 | Screw, hex head M 10×20–8.8 FZB |
All parts of the 4350 2580 43 Floating Adapter comply with OEM standards and ensure perfect compatibility with Atlas Copco / Epiroc rotation units. TechCom supplies genuine and OEM spare parts designed for increased durability and precision in demanding mining and construction drilling systems.
Explore the complete DHR 48 H spare parts catalog to find compatible components for your equipment.
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