Description
FP234102 – TYPE 30 LONG STROKE DIAPHRAGM
PART NUMBER(S):
Fleet Products: FP234102 | OE: 801379 | Automann: 179.DT30L
DESCRIPTION:
Model: Type 30 Long Stroke Brake Chamber Diaphragm
Vehicles: Compatible with commercial trucks and trailers using long stroke Type 30 brake chambers
• Stroke: 3.00" (Long Stroke)
• Diameter: 7.875" (200 mm)
• Material: OEM-grade rubber
• Weight: Approx. 0.36–1.0 lb
• Construction: Fabric-reinforced rubber diaphragm for extended service life
• Function: Maintains air pressure integrity in brake chambers under extended stroke operation
Applications:
Designed for use in Type 30 long stroke brake chambers found in heavy-duty truck and trailer air brake systems. This diaphragm ensures consistent performance and air pressure retention in high-demand braking environments. Ideal for vehicles requiring extra brake stroke per FMVSS 121 compliance.
CROSS-REFERENCE(S):
234102, FP234102, DP30LM1D, BD30LS, 801379, 801379BXW, 179.DT30L, 8017830X, M-5125, N42A D30003D, ETP-DP30L, D303A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Confirm diaphragm diameter (7.875") and long stroke (3.00") match brake chamber specs
✔ Use only in long stroke certified Type 30 chambers
✔ Follow OEM torque and installation guidelines
✔ Inspect diaphragm for cracks, swelling, or wear before installation
✔ Contact Fleet Products for fitment guidance or technical support
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