OE:81623406140 Truck Seat Height Adjustment Air Valve for MAN TGA TGX for Scania 136985 2039080 for ISRI NTS Pneumatic Switch
Truck Seat Pneumatic Valve Item Specifics
OEM Part Number: 81623406140 / 136985 / 2039080
Interchange Number: 81.62340-6140, 0009109738, A0009109738, 504245963
Function: Seat Height & Leveling Pneumatic Control Valve
Seat Compatibility: for ISRI NTS / ISRI 6860 Series Air Suspension Seats
Truck Compatibility: for MAN, for Scania, for Mercedes-Benz, for Iveco, for Volvo
Control Type: Pure Pneumatic (Air Pressure Control) - No Pins
Material: Industrial Grade Reinforced Polymer & Brass Air Ports
Condition: 100% Brand New, Heavy-Duty Quality
Product Highlights
Advanced Pneumatic Integration: Specifically designed for for ISRI NTS air seats, providing precise air flow control for instantaneous seat height and leveling adjustments.
High-Pressure Seal Integrity: Features premium internal seals and brass air ports to prevent slow air leaks, ensuring your seat maintains its height even during long-haul shifts.
Rugged Truck-Grade Build: Manufactured from vibration-resistant reinforced polymer, engineered to survive the high-frequency physical stress of heavy-duty trucking operations.
Direct Air-Line Fitment: Precision-molded to match original for MAN and for Scania seat consoles, ensuring air hoses snap securely into place for a leak-free installation.
⚠️ CRITICAL: BUYER'S GUIDE (PNEUMATIC VERIFICATION)
CONTROL TYPE VERIFICATION: This is a **PURE PNEUMATIC VALVE**. It controls seat height via air pressure and has air hose ports on the back. It does NOT use electrical pins or wires.
NO ELECTRICAL PINS: If your original switch has electrical pins/terminals, this is NOT the correct part. Please check the back of your unit for air line connections.
SEAT MODEL CHECK: Exclusively for **for ISRI NTS (New Technical Standard)** air suspension seats. Very common in modern for MAN TGX and for Scania R-series trucks.
OE CROSS-REFERENCE: Confirmed replacement for OE **81623406140 (MAN)**, **136985 / 2039080 (Scania)**, and **0009109738 (Mercedes)**. Ensure your OE number matches before purchasing.
Truck Compatibility Matrix
Brand / Application |
OE Reference |
for MAN TGA / TGX / TGS / TGM |
81623406140 |
for Scania R / P / G / T Series |
136985 / 2039080 |
for Mercedes-Benz Actros / Axor |
A0009109738 |
for ISRI NTS Seats (Common Fit) |
Universal NTS Valve |
Package Includes: 1 x Pneumatic Seat Height Adjustment Valve (OE 81623406140)





