Compression Brake Spring for Palletmaster HSW Jacks
PM LB-7
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Compatibility
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Product Description
The PM LB-7 is a compression brake spring designed for use in Palletmaster HSW manual pallet jacks, manufactured from SAE 1070 high-carbon steel with an oil-tempered plain finish. It enables brake actuation via rod assembly within the HSW series and is engineered with a 0.375 inch bore diameter, 0.062 inch wire diameter, 8 active coils, and a free length of 1.75 inches. Cross-reference part numbers include PMLB-7, PSLB-7, and PS LB-7. No superseded numbers are available. Compatible exclusively w
Compatibility: Fits pallet jacks made by Palletmaster, model HSW. SKU: PM LB-7
Specifications
Dimensional
| Clearance Requirements | Minimum 0.625 inch housing clearance |
Material & Construction
| Material Specification | SAE 1070 high-carbon spring steel |
Part Numbers
| Manufacturer Part Number | PM LB-7 |
| Cross-Reference Part Numbers | PMLB-7; PSLB-7; PS LB-7 |
| OEM Part Number | PM LB-7 |
| Equivalent Part Numbers | PMLB-7, PSLB-7, PS LB-7 |
Frequently Asked Questions
Q: What does the PM LB-7 compression spring do?
A: The PM LB-7 is a compression brake spring that enables brake actuation through the rod assembly in Palletmaster HSW manual pallet jacks. It provides the mechanical spring force necessary for brake engagement and release cycles.
Q: What are the specifications of the PM LB-7?
A: The PM LB-7 features a 0.375 inch bore diameter, 0.062 inch wire diameter, 8 active coils, and a free length of 1.75 inches. It is manufactured from SAE 1070 high-carbon spring steel with an oil-tempered plain finish.
Q: Is the PM LB-7 available under other part numbers?
A: Yes. The PM LB-7 cross-references with PMLB-7, PSLB-7, and PS LB-7. These all designate the same compression spring component. No superseded numbers exist for this part.
Q: What equipment is the PM LB-7 designed for?
A: The PM LB-7 is engineered exclusively for Palletmaster HSW series manual pallet jacks. It is not interchangeable with springs from other manufacturers.