| CROWN BLOCK(ZDPE) TC 450 PARTS LIST | | |
| TC-450 Main pulley assembly (Crown Block) | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB01-02.01 | Spacer | 35 |
| 2 | STC70LDB01-02.02 | Main shaft base | ZG35CrMo |
| 3 | STC70LDB01-02.03 | Main shaft | 35CrMo |
| 4 | STC70LDB01-02.04 | Blanking piston | Q235A |
| 5 | STC70LDB01-02.05.00 | Lubricating system | ——– |
| 6 | STC70LDB01-01.04 | Sheave Ф1524 | ZG35CrMo |
| 7 | STC70LDB01-05 | Teeter board | Steel plate 16/Q235A |
| 8 | GB5782-86-M24×80-4.8 | Bolt with in head M 24×80 | 4.8 |
| 9 | STC70LDB01-02.06 | Galvanized iron wire Ф2 | —– |
| 10 | GB893.1-86-90 | Elastic circlip used in hole 90 | 65Mn |
| 11 | L357049/L357010D | Bearing 304.8×393.7×107.95 | —– |
| 12 | GB68-85-M10×25-5.8 | Grooved sunk screw M10×25 | 5.8 |
| TC-450 general drawing of crown block | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB02-01.00 | Fence | —– |
| 2 | STC70LDB02-02.00 | Crown block frame | —– |
| 3 | STC70LDB02-03 | Nameplate | |
| 4 | STC70LDB01-01.00 | Guide sheave assembly | —– |
| 5 | STC70LDB01-02.00 | Main sheave assembly | —– |
| 6 | STC70LDB01-03 | Wire line stop frame I | —– |
| 7 | STC70LDB01-04 | Wire line stop frame II | —– |
| 8 | STC70LDB01-08 | Wire line stop frame III | —– |
| 9 | STC70LDB01-09.00 | Gin pole | —– |
| 10 | STC70LDB01-10.00 | Crownblock saver | —– |
| 11 | STC70LDB01-13.00 | Auxiliary sheave assembly | —– |
| 12 | STC70LDB01-14.00 | Lift lug device | —– |
| 13 | GB5782-86-M24×130-8.8 | Bolt M24×130 | 8.8 |
| 14 | GB6170-86-M24-8 | Nut M24 | 8 |
| 15 | GB6172-86-M24-04 | Thin nut M 24 | 4 |
| 16 | GB847-85-ST3.5×13 | Self-tapping screw ST3.5×13-C-H | Q235A |
| 17 | GB5783-86-M16×35-4.8 | Bolt M 16×35 | 4.8 |
| 18 | GB93-87-16 | Washer 16 | 65Mn |
| 19 | GB5782-86-M24×110-8.8 | Bolt M 24×110 | 8.8 |
| TC-450 Guide line wheel Assy. for crown block | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB01-01.01 | Baffle | Steel plate 20/Q235A |
| 2 | STC70LDB01-01.02 | Base | —— |
| 3 | STC70LDB01-01.03 | Fast line wheel axis | 35CrMo |
| 4 | STC70LDB01-01.04 | Sheave Ф1524 | —– |
| 5 | STC70LDB01-01.05 | Press plate | Steel plate 16/Q235A |
| 6 | STC70LDB01-01.06 | Nozzle adaptor | Q235A |
| 7 | GB5782-86-M24×50-4.8 | Bolt with hole in head M 24×50 | 4.8 |
| 8 | GB68-85-M10×25-5.8 | Socket screw M 10×25 | 5.8 |
| 9 | STC70LDB01-01.07 | Galvanized wir | —— |
| 10 | L357049/L357010D | Bearing 304.8×393.7×107.95 | —— |
| 11 | GB1152-79-M10×1 | Grease nipple M10×1 | ——- |
| TC-450 Lubricating system: Main sheave assembly | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB01-02.05.01 | Subpanel | Q235A |
| 2 | STC70LDB01-02.05.02 | Oil tube (1)L=183 | Steel tube Ф10×2.5/Q235A |
| 3 | STC70LDB01-02.05.03 | Oil tube (2)L=291 | Steel tube Ф10×2.5/Q235A |
| 4 | STC70LDB01-02.05.04 | Oil tube (3)L=399 | Steel tube Ф10×2.5/Q235A |
| 5 | STC70LDB01-02.05.05 | Oil tube (4)L=507 | Steel tube Ф10×2.5/Q235A |
| 6 | STC70LDB01-02.05.06 | Oil tube (5)L=615 | Steel tube Ф10×2.5/Q235A |
| 7 | STC70LDB01-02.05.07 | Oil tube (6)L=723 | Steel tube Ф10×2.5/Q235A |
| 8 | STC70LDB01-02.05.08 | Oil-storage cavity | LY11 |
| 9 | STC70LDB01-02.05.09 | Oil cavity at the end | LY11 |
| 10 | STC70LDB01-02.05.10 | O-ring | Oil-proof rubber |
| 11 | GB1152-79-M10×1 | Alemite M10×1 | ——- |
| TC-450 Gin pole for crown block | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB01-09.01 | Left frame | —– |
| 2 | STC70LDB01-09.02 | Exfractor | —– |
| 3 | STC70LDB01-09.03 | Back frame | —– |
| 4 | STC70LDB01-09.04 | Pin Ф20×85 | 45 |
| 5 | STC70LDB01-09.05 | Right frame | —– |
| 6 | STC70LDB01-09.06 | Base | |
| 7 | STC70LDB01-09.07 | Pin Ф40×135 | 45 |
| 8 | STC70LDB01-05.06 | Safety pin | 65Mn |
| 9 | GB5782-86-M20×65-8.8 | Bolt | 8.8 |
| 10 | GB6170-86-M20-8 | Nut | 8 |
| 11 | GB6172-86-M20-04 | Thin nut | 4 |
| 12 | SG-5 | 5t manual wheel | —— |
| TC-450 Crown block saver Plate | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB01-10.01 | Bolt M16×185 | 45 |
| 2 | STC70LDB01-10.02 | Safety chain | |
| 3 | STC70LDB01-10.03 | Beam for saver | |
| 4 | GB6178-86-M16-6 | Nut with groove M16 | 6 |
| 5 | GB96-85-16-100HV | Washer | 100HV |
| 6 | GB91-86-4×28 | Cotter pin 4×28 | Q235A |
| TC-450 Auxiliary pulley assembly for crown block | | |
| No. | Drawing No. | Name | Material |
| 1 | STC70LDB01-13.01 | Pulley frame | —— |
| 2 | STC70LDB01-13.02 | Pin board | Steel plate 8/Q235A |
| 3 | STC70LDB01-13.03 | Shaft | 35CrMo |
| 4 | STC70LDB01-13.04 | Pulley Ф400 | ZG35CrMo |
| 5 | STC70LDB01-13.05 | Circlip | 65Mn |
| 6 | STC70LDB01-13.06 | Seal disc | Steel plate 2/Q235A |
| 7 | STC70LDB01-13.07 | Inner distance sleeve | Q235A |
| 8 | STC70LDB01-13.08 | Check ring 42 | Q235A |
| 9 | STC70LDB01-13.09 | Pin shaft | 35CrMo |
| 10 | STC70LDB01-13.10 | Safety chain | —— |
| 11 | STC70LDB01-13.11 | Washer 42 | Steel plate 10/Q235A |
| 12 | STC70LDB01-13.12 | Grooving nut M42 | 45 |
| 13 | GB91-86-8×80 | Cotter pin | Q235A |
| 14 | GB32-76-M12×20-5.8 | Bolt | Grade 5.8 |
| 15 | Z4-07.03 | Galvanic iron wire | —— |
| 16 | GB283-64-42316 | Bearing 42316(Ф80×Ф170×39) | —— |
| 17 | GB1152-79-M10×1 | Grease nipple | —— |
