1.1 Model Number: 1-B20303-B075#70081.2 Product Type: Industrial Standard Component / Custom Assembly Part1.3 Identification Code: B20303-B0751.4 Serial Batch Code: 70081.5 Applicable Industry: General mechanical equipment, automation assembly, structural fitting parts

2.1 Structure Code: 1-B20303 series standard structure2.2 Size Specification: B075 standard dimension configuration2.3 Batch No.: 70082.4 Material: High-strength engineering material / Carbon steel / Alloy steel (conventional standard)2.5 Surface Treatment: Anti-rust coating / Galvanized / Oxidation treatment (factory standard)2.6 Tolerance Grade: Industrial general precision tolerance2.7 Operating Temperature: -20℃ ~ +80℃ (conventional working condition)2.8 Installation Method: Embedded installation / Screw fixed assembly

3.1 Adopt standard 1-B20303 series structural design, strong versatility.3.2 B075 specification size, accurate matching with supporting equipment.3.3 Stable mechanical performance, wear resistance and long service life.3.4 Strict batch production control with batch code 7008 for traceability.3.5 Easy installation and replacement, convenient for after-sales maintenance.3.6 Anti-corrosion and anti-rust surface treatment, adapt to multiple working environments.

4.1 Check the product model (1-B20303-B075#7008) before installation to confirm matching with equipment requirements.4.2 Clean the installation position, remove dust, iron filings and sundries to ensure flat mounting surface.4.3 Align the product with the mounting hole/position, place it in place gently.4.4 Fasten the fixing parts according to standard torque, do not over-tighten to avoid deformation.4.5 After installation, check the assembly clearance and firmness, confirm no looseness and deviation.

5.1 Use within rated working load, overload operation is prohibited.5.2 Avoid strong impact, collision and extrusion during use.5.3 Keep away from strong corrosive liquid and high-temperature baking environment.5.4 Regularly check fastening status and surface wear periodically.5.5 If abnormal vibration, looseness or damage occurs, stop using and replace in time.

6.1 Maintenance: Regularly clean surface dust; replenish anti-rust oil for long-term standby.6.2 Storage Condition: Store in dry, ventilated and dust-free warehouse.6.3 Storage Environment: Humidity ≤ 85%, no corrosive gas.6.4 Stacking Limit: Do not heavy pressure stacking to prevent structural deformation.6.5 Shelf Life: 12 months under standard storage condition.

7.1 Full model code: 1-B20303-B075#70087.2 Batch code 7008 supports production date, production line and quality inspection traceability.7.3 All products pass factory inspection before delivery, conform to industrial standard specifications.