Product Description
Jet PT2748A-069 lock washer for Model A, L, and J series manual pallet jack hydraulic units. OEM component designed for hydraulic pump housing assembly at reference position 7. Compatible with Jet pallet jack models requiring hydraulic unit fastening components. Used in conjunction with PT2748A-068 washer for secure hydraulic component retention.
Compatibility: Fits pallet jacks made by Jet, model A, L and J. SKU: JT PT2748A-069
Specifications
Product Type
| Component Type | Steel lock washer with split design |
| Material | Hardened steel with spring tension |
| Function | Prevents fastener loosening; maintains bolt preload under vibration and pressure |
Part Information
| Part Number | PT2748A-069 |
| Alternate Part Number | JTPT2748A-069 |
| Component Position | Reference position 7 in hydraulic unit assembly |
| Associated Component | Used with PT2748A-068 flat washer in assembly sequence |
| Related Components | PT2748A-068 flat washer, PT2748A-077 spring washer |
| Compatibility | Jet Models A, L, and J manual pallet jacks |
Frequently Asked Questions
Q: What is the JT PT2748A-069 lock washer and where is it used?
A: The JT PT2748A-069 is a lock washer component used in the hydraulic pump housing assembly on Jet A, L, and J series manual pallet jacks. It is located at reference position 7 in the hydraulic unit and prevents fasteners from loosening due to vibration and pressure cycling.
Q: Which Jet pallet jack models use the JT PT2748A-069?
A: The JT PT2748A-069 lock washer is compatible with Jet model A, L, and J pallet jacks. Verify your equipment model and hydraulic unit assembly configuration before ordering this component.
Q: What associated components are used with the JT PT2748A-069?
A: The JT PT2748A-069 is used with the JT PT2748A-068 flat washer in the hydraulic pump fastening sequence. The assembly may also include the JT PT2748A-077 spring washer depending on reference position in the pump housing.
Q: What material is the JT PT2748A-069 lock washer made from?
A: The JT PT2748A-069 is a steel lock washer with a split or twisted design that provides spring tension to maintain bolt preload. The hardened surface resists deformation under high hydraulic pressure and repeated cycling.
Q: When should the JT PT2748A-069 lock washer be replaced?
A: Replace the JT PT2748A-069 if the washer appears flattened or has lost spring tension during removal, if corrosion is visible, or if hydraulic leaks are present at the fastener location. Lock washers cannot be reused and must be replaced as part of pump service procedures.
Q: Are there cross-reference part numbers for the JT PT2748A-069?
A: The JT PT2748A-069 is the OEM part number for Jet pallet jacks. An alternate designation may be JTPT2748A-069 in some documentation. Contact us with your specific Jet model and assembly diagram reference for equivalent part confirmation.