H38S | H38D
Single or Double Acting Caliper Disc Brakes
- Dynamic Torque (inch/lb) 70 lbf per 100 psi x Braking Radius
- 2.0 sq. in. Total Friction Pad Area
- Unlimited Disc Diameter Range
- 1000 PSI (68.95 Bar) Maximum Pressure
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Quick Facts - Dynamic Torque (inch/lb) = Tangential Brake Force (lbf) x Braking Radius (in.) | Braking Radius = Disc Radius - 0.62 in.
| Model | Tangential Brake Force lbf. (N) / 100 PSI | Disc Diameter Range, in. | Bore Diameter, in. | Total Friction Pad Area, in. sq. | Maximum Pressure, PSI (Bar) |
|---|---|---|---|---|---|
| H38S | H38D | 70 (311)/100 PSI | Unlimited | 1.125 | 2.0 | 1000 (68.95) |
H38S (Single Acting) Series
| Product # | Model # | Description | Additional Info | Disc Thick. (in.) | Fluid Type | |
|---|---|---|---|---|---|---|
| 4004-0704 | H38SAF | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston | 5/32 | Hydraulic Oil | |
| 4004-0705 | H38SBF | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston | 1/4 | Hydraulic Oil | |
| 4004-0708 | H38SAFG | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston, EPR Seals | 5/32 | Dot 3 Brake Fluid | |
| 4004-0709 | H38SBFG | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston, EPR Seals | 1/4 | Dot 3 Brake Fluid | |
| 4004-0715 | H38SA | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston | 5/32 | Hydraulic Oil | |
| 4004-0725 | H38SB | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston | 1/4 | Hydraulic Oil | |
| 4004-0726 | H38SAG | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston, EPR Seals | 5/32 | Dot 3 Brake Fluid | |
| 4004-0727 | H38SBG | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston, EPR Seals | 1/4 | Dot 3 Brake Fluid | |
| 4004-0735 | H38SLFG | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston, EPR Seals | 3/8 | Dot 3 Brake Fluid | |
| 4004-0748 | H38SL | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston | 3/8 | Hydraulic Oil | |
| 4004-0749 | H38SLF | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston | 3/8 | Hydraulic Oil | |
| 4004-0750 | H38SE | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston | 1/2 | Hydraulic Oil | |
| 4004-0751 | H38SLG | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston, EPR Seals | 3/8 | Dot 3 Brake Fluid | |
| 4004-0768 | H38SEG | Single Acting, Fixed Mount. Use Floating Disc | Single Non-Retractable Piston, EPR Seals | 1/2 | Dot 3 Brake Fluid | |
| 4004-0769 | H38SEF | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston | 1/2 | Hydraulic Oil | |
| 4004-0770 | H38SEFG | Single Acting, Floating Mount. Use Fixed Disc | Single Non-Retractable Piston, EPR Seals | 1/2 | Dot 3 Brake Fluid |
H38D (Double Acting) Series
| Product # | Model # | Description | Additional Info | Disc Thick. (in.) | Fluid Type | |
|---|---|---|---|---|---|---|
| 4004-0710 | H38DA | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons | 5/32 | Hydraulic Oil | |
| 4004-0711 | H38DB | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons | 1/4 | Hydraulic Oil | |
| 4004-0712 | H38DAG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons, EPR Seals | 5/32 | Dot 3 Brake Fluid | |
| 4004-0713 | H38DBG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons | 1/4 | Dot 3 Brake Fluid | |
| 4004-0716 | H38DEG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons, EPR Seals | 1/2 | Dot 3 Brake Fluid | |
| 4004-0728 | H38DL | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons | 3/8 | Hydraulic Oil | |
| 4004-0729 | H38DE | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons | 1/2 | Hydraulic Oil | |
| 4004-0730 | H38DLG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Non-Retractable Pistons, EPR Seals | 3/8 | Dot 3 Brake Fluid | |
| 4004-0752 | H38DAR | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons | 5/32 | Hydraulic Oil | |
| 4004-0753 | H38DBR | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons | 1/4 | Hydraulic Oil | |
| 4004-0754 | H38DER | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons | 1/2 | Hydraulic Oil | |
| 4004-0755 | H38DLR | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons | 3/8 | Hydraulic Oil | |
| 4004-0756 | H38DARG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons, EPR Seals | 5/32 | Dot 3 Brake Fluid | |
| 4004-0757 | H38DBRG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons, EPR Seals | 1/4 | Dot 3 Brake Fluid | |
| 4004-0758 | H38DERG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons, EPR Seals | 1/2 | Dot 3 Brake Fluid | |
| 4004-0759 | H38DLRG | Double Acting, Fixed Mount. Use Fixed or Floating Disc | Dual Spring Retractable Pistons, EPR Seals | 3/8 | Dot 3 Brake Fluid |
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