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The brake valve connection set for the Epiroc (Atlas Copco) Boltec LC rock bolting rig connects the main brake valve to the accumulator and hydraulic circuit. It includes nipples, couplings, pressure switches, sealing elements, and washers to maintain leak-free operation and precise pressure control in underground conditions.
| Ref. | Part No. | Alt. No. | Qty | Description |
|---|---|---|---|---|
| 1 | 0663 2127 00 | 0663212700 | 2 | O-Ring 24.2 × 3 (70 Shore) |
| 2 | 5112 3012 00 | 5112301200 | 2 | Bushing |
| 3 | 3176 6344 00 | 3176634400 | 2 | Nipple UNF 3/4 – G 3/8 |
| 4 | 0570 5010 30 | 0570501030 | 3 | Nipple UNF 3/4 – M16 × 1.5 |
| 5 | 3176 3060 00 | 3176306000 | 2 | Nipple UNF 3/4 |
| 6 | 3176 6590 00 | 3176659000 | 1 | Nipple UNF 7/8 |
| 7 | 0570 5010 31 | 0570501031 | 2 | Nipple UNF 7/8 – M18 × 1.5 |
| 8 | 3176 6615 00 | 3176661500 | 1 | Cap Nut UNF 3/4 |
| 9 | 3176 6501 00 | 3176650100 | 1 | Nipple UNF 3/4 – UNF 9/16 |
| 10 | 0653 1055 00 | 0653105500 | 1 | Gasket 12 / 15.5 × 1.5 |
| 11 | 3176 7707 00 | 3176770700 | 1 | Nipple |
| 12 | 3715 0584 00 | 3715058400 | 1 | Elbow Nipple UNF 9/16 – UNF 9/16 |
| 13 | 0570 5191 07 | 0570519107 | 3 | Test Connection UNF 9/16 – G 1/4 |
| 14 | 0661 1020 00 | 0661102000 | 2 | Seal Washer Tredo 1/4” 13.7 / 20.6 × 2.1 |
| 15 | 5112 2921 01 | 5112292101 | 1 | Pressure Switch |
| 16 | 5112 2949 01 | 5112294901 | 2 | Protection Cover |
| 17 | 0291 1128 18 | 0291112818 | 4 | Lock Nut M8 – 8 FZB |
| 18 | 0301 2335 00 | 0301233500 | 8 | Plain Washer |
| 19 | 0147 1328 03 | 0147132803 | 4 | Screw, Hex Head M8 × 40 – 8.8 FZB |
| 20 | 5112 3023 43 | 5112302343 | 1 | Pressure Switch |
| 21 | 3176 5427 00 | 3176542700 | 2 | Nipple UNF 9/16 |
| 22 | 3715 0585 00 | 3715058500 | 1 | Nipple UNF 7/8 |
| 23 | 3176 8505 00 | 3176850500 | 1 | Restriction D=1.2; 9/16-18 UN |
| 24 | 3176 6590 00 | 3176659000 | 1 | Nipple UNF 7/8 |
| 25 | 3176 6036 00 | 3176603600 | 1 | Nipple UNF 7/8 |
| 26 | 3177 3016 00 | 3177301600 | 1 | Coupling |
| 27 | 5112 2877 71 | 5112287771 | 1 | Pressure Switch |
| 28 | 3176 7336 00 | 3176733600 | 1 | Nipple UNF 7/8 – UNF 3/4 |
| 29 | 3176 6983 00 | 3176698300 | 1 | Nipple UNF 7/8 – M16 × 1.5 |
TechCom offers a complete range of spare parts for the Epiroc Boltec LC, including brake valve connection sets, pressure switches, and hydraulic fittings — all manufactured to OEM standards for reliability and long service life in underground operations.
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