China KOMATSU Track Adjuster Tension Spring For D70(INNER) D80(INNER) D85 D20 PC60-7/PC70-7
# key component of track adjuster
# material 40Cr
# Using high precision mirror polishing
# the thickness of chromeplating 0.25mm,(electroplating 0.50mm then gringding to 0.25mm to ensure surfacae hardness HB700)
# electroplating- grinding-heat treatment-sand blasting
# High strength spring steel
# Number of recoils is the same as original parts
# Roughness as well as original material
# Produce according to the OEM standards
# Taped end spring: stable, OEM need, stonger stress
# Standard spring option
# fully inspected
Track adjuster list
| MODEL | P/N |
| PC20-6 | 20S-30-31410 |
| PC20R-8 | 20S-30-82130 |
| PC40-5/6/7 | 20T-30-31210 |
| PC45R-8/PC55 | 20T-30-82130 |
| D70(INNER) | 144-30-14150 |
| D80(INNER) D85 | 154-30-12770 |
| D20 | 101-30-21191 |
| PC60-7/PC70-7 | 201-30-62312 |
| PC60-6 | 201-30-62310 |
| D30/D31 | 111-30-11752/113-30-24130 |
| D30/D31 | 111-30-11752/113-30-24130 |
| PC130-7/8 | 22B-30-11240 |
| PC120-5/6/PC100 | 203-30-42242/203-30-66250 |
| D41P-5 | 120-30-33311/21K-30-24142/1 |
| D50 | 131-30-24540 |
| D53P-16 | 135-30-34210 |
| D355(INNER) | 195-30-14142 |
| PC200-8 | 20Y-30-42130 |
| D60 | 141-30-34110 |
| PC200-5/7 | 20Y-30-12110/20Y-30-12112 |
| PC200-5H | 20Y-30-12110 |
| D65 | 134-30-63162 |
| PC200-6/PC220-5/PC200LC-6/7 | 206-30-55170/206-30-55172 |
| PC220-8/PC240-8 | 206-30-22130/206-30-22140 |
| PC240-7 | 206-30-72111 |
| PC300-6 | 207-30-19520 |
| PC300-5 | 207-30-54140/154-30-11752/3P1885 |
| D6R | 2261340 |
| PC300-5/6 | 207-30-54140/14Y-40-02003/14Z-30-31111 |
| PC300-8 | 207-30-74160 |
| PC300-7 | 207-30-74142 |
| PC300-7 | 207-30-74142 |
| 208-30-68430 | |
| PC400-5/6/7 | 208-30-54140/208-30-54141/208-30-74140 |
| D155A-5/6 | 17A-30-43470 |
| D155(OUTER)/D155A-2C | 175-30-34180/175-30-44250 |
| PC650 | 21M-30-14310 |
Track adjuster packing
