Product Description
Raymond Master Cylinder RA 821-900-037: OEM hydraulic brake master cylinder for Raymond electric lift trucks, single-acting design, high-strength cast iron body, direct-fit replacement with 0.75 inch bore, 1.50 inch stroke, and NPT hydraulic port. Includes cross-reference to 821-002-344 and seal kit SK-09160103J.
Specifications
Compatibility
| Compatible with Models | Raymond electric lift truck models using master cylinder 821-900-037 |
Construction
| Finish | Machined, phosphate coated |
Hydraulic
| Operating Pressure | Maximum working pressure 1200 PSI |
| Port Type | 1/8 inch NPT threaded hydraulic port |
Material
| Body Material | High strength cast iron |
| Seal Material | Nitrile rubber (Buna-N) |
Part Numbers
| OEM Part Number | 821-900-037 |
| Manufacturer Part Number | RA 821-900-037 |
| Cross-Reference Part Numbers | 821-002-344 |
| Supersedes Part Number | 821-900-037-005 |
| Equivalent Part Numbers | SK-09160103J |
Frequently Asked Questions
Q: What are the specifications of the RA 821-900-037 master cylinder?
A: The RA 821-900-037 is a single-acting hydraulic brake master cylinder with a 0.75 inch bore, 1.50 inch stroke, and NPT hydraulic port. It features a high-strength cast iron body designed for direct-fit replacement on Raymond electric lift trucks.
Q: Which Raymond truck models use the RA 821-900-037 master cylinder?
A: The RA 821-900-037 fits Raymond electric lift truck models specified to use master cylinder 821-900-037. Always verify your truck model and serial number against the original parts specification before ordering to ensure correct fitment.
Q: What are the cross-reference part numbers for the RA 821-900-037?
A: The RA 821-900-037 cross-references to 821-002-344 and supersedes 821-900-037-005. The equivalent seal kit is SK-09160103J. Always verify part numbers match your equipment before ordering.
Q: What material is the RA 821-900-037 master cylinder made from?
A: The master cylinder body is manufactured from high-strength cast iron, engineered to withstand continuous hydraulic pressure and brake system demands in material handling applications.
Q: Does the RA 821-900-037 require a seal kit?
A: The RA 821-900-037 is compatible with seal kit SK-09160103J. Seal condition should be inspected during maintenance, and seals should be replaced if leakage or performance degradation occurs.
Q: What signs indicate the RA 821-900-037 needs replacement?
A: Replace the master cylinder if you observe brake fluid leakage around the cylinder body or ports, reduced brake response, spongy brake pedal feel, or inability to maintain hydraulic pressure. A leaking or failing master cylinder compromises braking safety.