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Rock drill COP 1638HD — assembly 8311 1257 80 spare parts
The rock drill COP 1638 is a key component of the Epiroc Boomer S1 face drilling rig, converting hydraulic power into high-frequency impact energy at the drill bit.
Below you will find the spare parts list for the COP 1638HD rock drill assembly 8311 1257 80 — from front part and intermediate section to gear housing, hydraulic motor and shank adapters. The table keeps the original Atlas Copco/Epiroc reference numbers so that you can quickly match them with your maintenance documentation and order the correct parts.
Components included in rock drill assembly 8311125780
| Item | Part No. | Alt No. | Qty | Description |
|---|---|---|---|---|
| 1 | - | - | 1 | front part (front section) |
| 2 | 3115 1944 80 | 3115194480 | 1 | cylinder, complete incl. pos. 3–12 |
| 3 | - | - | 1 | cylinder, not delivered separately |
| 5 | 0259 0311 00 | 0259031100 | 1 | thread insert, Heli-Coil M20×2 × 1.5 D |
| 6 | 0259 0011 00 | 0259001100 | 4 | thread insert, Heli-Coil M14 × 1.5 D |
| 7 | 0259 2061 00 | 0259206100 | 3 | thread insert, Heli-Coil M16 × 1.5 D |
| 8 | 3115 1825 00 | 3115182500 | 1 | plug (pipe plug) |
| 9 | 0686 6447 04 | 0686644704 | 2 | plug M22 × 1.5, steel 5.8 |
| 10 | 0661 1034 00 | 0661103400 | 2 | seal washer 22.7 / 30 × 2, Tredo |
| 11 | 3115 1165 00 | 3115116500 | 4 | stud |
| 12 | 3115 2112 00 | 3115211200 | 1 | guide |
| 14 | 3115 2766 80 | 3115276680 | 1 | seal housing complete incl. pos. 15–17 |
| 15 | - | - | 1 | seal housing, not delivered separately |
| 16 | 3115 0970 00 | 3115097000 | 2 | seal kit |
| 17 | 0663 6136 00 | 0663613600 | 1 | o-ring 59.5 × 3, 70 shore |
| 19 | 3115 5050 01 | 3115505001 | 1 | piston guide |
| 21 | 3115 3634 00 | 3115363400 | 1 | piston, heavy duty |
| 24 | 3115 2760 80 | 3115276080 | 1 | seal housing complete incl. pos. 25–27 |
| 25 | - | - | 1 | seal housing, not delivered separately |
| 26 | 3115 2554 00 | 3115255400 | 2 | seal kit |
| 27 | 0663 6135 00 | 0663613500 | 1 | o-ring 54.5 × 3, 70 shore |
| 29 | 3115 2124 00 | 3115212400 | 1 | piston guide |
| 31 | 3115 1765 00 | 3115176500 | 1 | valve piston |
| 32 | 3115 2077 05 | 3115207705 | 1 | valve cover |
| 33 | 3115 2076 05 | 3115207605 | 1 | valve cover |
| 34 | 0147 1438 03 | 0147143803 | 4 | screw, hex head M14 × 30, 8.8, FZB |
| 35 | 3115 3291 00 | 3115329100 | 1 | regulating plug |
| 36 | 3115 3214 00 | 3115321400 | 1 | nut (bottom nut) |
| 37 | 3115 1697 00 | 3115169700 | 2 | seal washer GM 1000 |
| 38 | 3115 3245 00 | 3115324500 | 1 | seal ring |
| 45 | 0663 6134 01 | 0663613401 | 1 | o-ring 49.5 × 3, 90 shore |
| 46 | 0663 6134 01 | 0663613401 | 1 | o-ring 49.5 × 3, 90 shore |
| 47 | 0663 2133 01 | 0663213301 | 1 | o-ring 39.2 × 3, 90 shore |
| 48 | 0663 2133 01 | 0663213301 | 1 | o-ring 39.2 × 3, 90 shore |
| 52 | 3115 2583 81 | 3115258381 | 1 | intermediate part complete incl. pos. 53–60, 66–71 |
| 53 | 3115 2583 45 | 3115258345 | 1 | intermediate part incl. pos. 54–60 |
| 54 | - | - | 1 | intermediate part, not delivered separately |
| 55 | 0686 6442 00 | 0686644200 | 1 | plug G 1/4 type B, steel 5.8 |
| 56 | 0661 1020 00 | 0661102000 | 1 | seal washer 13.7 / 20.6 × 2.1, Tredo 1/4 |
| 57 | 0259 2061 00 | 0259206100 | 4 | thread insert, Heli-Coil M16 × 1.5 D |
| 58 | 0259 0068 00 | 0259006800 | 2 | thread insert, Heli-Coil M12 × 1.5 D |
| 59 | 3115 1746 06 | 3115174606 | 1 | nozzle M8 × 8, D = 1.7 |
| 60 | 3115 2401 00 | 3115240100 | 1 | plug (pipe plug) |
| 66 | 3115 3474 00 | 3115347400 | 1 | liner |
| 67 | 3115 3744 00 | 3115374400 | 1 | bushing |
| 68 | 0335 3500 10 | 0335350010 | 1 | lock ring 80 × 3.2, DIN 7993 B |
| 69 | 0663 2105 96 | 0663210596 | 1 | o-ring 89.5 × 3, 90 shore |
| 70 | 0663 2104 94 | 0663210494 | 1 | o-ring 99.5 × 3, 90 shore |
| 71 | 3115 1746 06 | 3115174606 | 3 | nozzle M8 × 8, D = 1.7 |
| 76 | 3115 2384 00 | 3115238400 | 1 | valve seat |
| 77 | 3115 2383 00 | 3115238300 | 1 | valve cone |
| 78 | 0663 2129 01 | 0663212901 | 1 | o-ring 29.2 × 3, 90 shore |
| 79 | 3115 3455 00 | 3115345500 | 1 | connection plate |
| 80 | 0211 1960 84 | 0211196084 | 2 | screw MC6S M12 × 35, 12.9 |
| 81 | 0663 2100 62 | 0663210062 | 2 | o-ring 24.2 × 3, 90 shore |
| 82 | 3115 2988 00 | 3115298800 | 2 | seal ring |
| 83 | 3115 5146 01 | 3115514601 | 1 | seal ring |
| 84 | 3115 1879 00 | 3115187900 | 1 | seal kit |
| 85 | 3115 1880 00 | 3115188000 | 1 | seal kit |
| 86 | 3115 2971 00 | 3115297100 | 1 | damping piston |
| 87 | 0686 9110 00 | 0686911000 | 1 | protection plug 9.3 / 10.9 × 9 |
| 92 | 3115 3481 00 | 3115348100 | 1 | back head |
| 93 | 0663 6138 00 | 0663613800 | 1 | o-ring 69.5 × 3, 70 shore |
| 94 | 0147 1481 03 | 0147148103 | 3 | screw, hex head M16 × 60, 8.8, FZB |
| 102 | 3115 5035 81 | 3115503581 | 1 | gear housing complete incl. items 103–111 |
| 103 | - | - | 1 | gear housing, not delivered separately |
| 104 | 0686 4201 03 | 0686420103 | 1 | plug |
| 105 | 0653 9038 00 | 0653903800 | 1 | gasket |
| 106 | 0544 2162 00 | 0544216200 | 1 | grease nipple |
| 107 | 0666 7188 01 | 0666718801 | 1 | radial lip seal 10 / 13.5 × 1; ISO 7-R 1/8 type AH, 80 / 100 × 7 |
| 108 | 0335 2169 00 | 0335216900 | 1 | circlip SGH 100 × 3, DIN 472 |
| 109 | 3115 0273 00 | 3115027300 | 1 | washer |
| 111 | 3115 3613 00 | 3115361300 | 4 | stud |
| 116 | 3115 1732 81 | 3115173281 | 1 | rotary chuck complete incl. pos. 117–118 |
| 117 | - | - | 1 | rotary chuck, not delivered separately |
| 118 | 3115 1881 00 | 3115188100 | 1 | bushing |
| 121 | 0509 0221 00 | 0509022100 | 1 | roller bearing 32016 |
| 122 | 0509 0223 00 | 0509022300 | 1 | roller bearing 90 / 140 × 32 |
| 123 | 3115 0274 00 | 3115027400 | 1 | gear wheel |
| 124 | 0516 1504 01 | 0516150401 | 1 | needle bearing 22 / 34 × 16 |
| 125 | 3115 0823 00 | 3115082300 | 1 | washer |
| 126 | 0516 1538 00 | 0516153800 | 1 | needle bearing 28 / 45 × 17 |
| 127 | 3115 0824 00 | 3115082400 | 1 | sleeve |
| 128 | 0667 1206 00 | 0667120600 | 1 | seal 28 / 44 × 8, 90 NBR/108 |
| 129 | 3115 2742 00 | 3115274200 | 1 | guide sleeve |
| 130 | 3115 0821 00 | 3115082100 | 1 | shaft |
| 131 | 3115 1582 00 | 3115158200 | 1 | driver |
| 132 | 3115 2968 00 | 3115296800 | 1 | rotary chuck bushing |
| 133 | 3115 1457 00 | 3115145700 | 1 | side bolt |
| 134 | 3115 3245 00 | 3115324500 | 1 | seal ring |
| 135 | 0663 2133 01 | 0663213301 | 1 | o-ring 39.2 × 3, 90 shore |
| 136 | 0663 2120 00 | 0663212000 | 2 | o-ring 13.3 × 2.4, 70 shore |
| 137 | 3115 0297 01 | 3115029701 | 1 | shim 0.10 mm |
| 138 | 3115 0297 02 | 3115029702 | 1 | shim 0.15 mm |
| 139 | 3115 0297 03 | 3115029703 | 1 | shim 0.5 mm |
| 152 | 3115 5036 80 | 3115503680 | 1 | cover complete |
| 153 | 3115 5036 10 | 3115503610 | 1 | cover |
| 154 | 0666 7190 01 | 0666719001 | 1 | radial lip seal Simrit 90 / 110 × 7 |
| 155 | 0335 2173 00 | 0335217300 | 1 | circlip SGH 110 × 4, DIN 472 |
| 161 | 3115 5040 00 | 3115504000 | 2 | side bolt |
| 162 | 0102 0473 00 | 0102047300 | 1 | pin CP 12M6 × 60 |
| 163 | 3115 3245 00 | 3115324500 | 1 | seal ring |
| 164 | 0663 6151 00 | 0663615100 | 1 | o-ring 134.5 × 3, 70 shore |
| 172 | 3115 5042 00 | 3115504200 | 1 | front part |
| 173 | 0259 0084 00 | 0259008400 | 2 | thread insert M16, length 1D |
| 174 | 3115 5044 00 | 3115504400 | 1 | flushing head |
| 175 | 3115 2333 00 | 3115233300 | 2 | cup seal |
| 176 | 3115 5190 00 | 3115519000 | 1 | cup seal |
| 177 | 3115 5045 01 | 3115504501 | 1 | guide |
| 178 | 3115 3024 00 | 3115302400 | 1 | wiper |
| 181 | 3115 3245 00 | 3115324500 | 1 | seal ring |
| 185 | 3115 3158 00 | 3115315800 | 1 | stop ring |
| 186 | 3115 5043 10 | 3115504310 | 1 | connection plate |
| 188 | 0147 1479 03 | 0147147903 | 2 | screw, hex head M16 × 50, 8.8, FZB |
| 189 | 3315 0195 10 | 3315019510 | 2 | lock washer 17 / 25.4 × 3.7, HRC 50, FZB |
| 190 | 3115 3445 00 | 3115344500 | 1 | seal ring |
| 192 | 3115 3289 17 | 3115328917 | 3 | seal ring |
| 193 | 0663 2143 00 | 0663214300 | 1 | o-ring 79.2 × 5.7, 70 shore |
| 195 | 0663 2145 01 | 0663214501 | 1 | o-ring 89.1 × 5.7, 90 shore |
| 211 | 3115 3451 81 | 3115345181 | 1 | accumulator |
| 221 | 3115 3511 81 | 3115351181 | 1 | accumulator |
| 231 | 3115 2615 91 | 3115261591 | 1 | return accumulator |
| 241 | 3115 3473 80 | 3115347380 | 1 | hydraulic motor MSQ 80 SH |
| 241 | 3115 3473 81 | 3115347381 | 1 | hydraulic motor MSQ 100 SH |
| 241 | 3115 3473 83 | 3115347383 | 1 | hydraulic motor MSQ 160 SH |
| 246 | 3115 3548 00 | 3115354800 | 4 | nut |
| 247 | 3115 0327 00 | 3115032700 | 1 | gasket |
| 248 | 3115 0277 00 | 3115027700 | 1 | coupling |
| 249 | 0335 2130 00 | 0335213000 | 1 | circlip SGH 28 × 1.2, DIN 472 |
| 251 | 3115 0286 00 | 3115028600 | 6 | dome nut |
| 252 | 3115 0287 00 | 3115028700 | 6 | washer |
| 261 | 3176 6514 00 | 3176651400 | 1 | nipple UNF 7/8 – R 3/8 |
| 262 | 3176 6512 00 | 3176651200 | 2 | nipple UNF 3/4 – G 3/8 |
| 291 | 3115 3164 00 | 3115316400 | 1 | label Atlas Copco |
| 292 | 3115 5239 00 | 3115523900 | 1 | label |
| 300 | 7490 5160 87 | 7490516087 | 1 | shank adapter R32 (Secoroc 90516087) |
| 300 | 7490 5160 88 | 7490516088 | 1 | shank adapter R32E (Secoroc 90516088) |
| 300 | 7490 5160 98 | 7490516098 | 1 | shank adapter R38 (Secoroc 90516098) |
| 300 | 7490 5160 99 | 7490516099 | 1 | shank adapter R38E (Secoroc 90516099) |
| 300 | 7490 5161 20 | 7490516120 | 1 | shank adapter T38 (Secoroc 90516120) |
| 300 | 7490 5161 21 | 7490516121 | 1 | shank adapter T38E (Secoroc 90516121) |
| 301 | 3115 2231 00 | 3115223100 | 1 | drill collar R28 / R32 / R38 / T38 adapter |
| - | 0686 9250 26 | 0686925026 | 2 | plug screw G 1/2" |
| - | 0686 9250 27 | 0686925027 | 2 | plug screw G 3/4" |
| - | 3115 1603 91 | 3115160391 | 1 | nipple set |
| - | - | - | 1 | optional set (option group, see page 31, COP 1638HD) |
You can find the complete spare parts list for Epiroc Boomer S1 in our catalog here.