Product Description
801116 – ST-4 SAFETY VALVE – BA-921 (7/8 - 14 UNF2A)
PART NUMBER(S):
Fleet Products: 801116 | OE: 801116, BE801116, W:BW801116
DESCRIPTION:
Model: ST-4 Safety Valve
Vehicles: Compatible with Bendix BA-921 air compressors used in heavy-duty truck and trailer air brake systems
• Pressure Setting: 250 PSI (±10 PSI tolerance)
• Thread/Inlet Port: 7/8-14 UNF-2A (Straight Thread O-Ring Port)
• Function: Pressure Relief / Pop Off
• Number of Holes: 2 (for mounting in BA-921 head)
• Material: Brass & Stainless Steel
• Hex Size: 15/16 in
• Length: Approx. 1.25 in
Applications:
Direct fitment for Bendix BA-921 compressor heads. Serves as a primary safety pressure relief device for truck and trailer air brake systems.
CROSS-REFERENCE(S):
801116, BE801116, W:BW801116, HVG801116, 250PSI, 2255222, K801116, BX801116, WA801116, 170.801116, AV801116
A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Install directly into 7/8-14 UNF-2A port on BA-921 head; confirm port orientation/thread
✔ Opening Pressure: 250 ± 10 PSI
✔ Not adjustable (preset at factory)
✔ Ensure new O-ring installed, threads undamaged; torque as per compressor head spec
SOLD AS NEW
Brand new and ready to install, with OEM Grade Reliability
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, Call: 1-877-243-0442 | Email: sales@fleet-products.com
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