The CORTECO 12001623B NBR B1KL rotary shaft seal, sized 20x30x7 mm, is a first-rate oil seal for manual transmissions, offering OEM-level compatibility and durable NBR protection. Ideal for Alfa Romeo, Fiat, Lancia, Iveco, Volvo, and Case IH applications. With fast 24h dispatch from Lublin, it’s the ultimate B2B solution for reliable sealing performance.
SEO keywords: rotary shaft seal, manual transmission oil seal, CORTECO 12001623B, NBR B1KL, 20x30x7, gearbox seal
Meet the robust CORTECO 12001623B rotary shaft seal, perfectly sized at 20 x 30 x 7 mm. Crafted from high-quality NBR (nitrile butadiene rubber) with a B1KL design, this oil seal is engineered for manual transmission shafts in demanding environments. It ensures superior protection against oil leaks, dust, and contaminants—delivering OEM-level reliability backed by CORTECO’s quality standards.
📍 Warehouse & Store: Lublin, ul. Smoluchowskiego 1, building 4
🚚 24h Delivery - swift order fulfillment
Precise OEM compatibility: CORTECO 12001623B with NBR B1KL
Universal fit: Replaces parts for Alfa Romeo (40004800), Fiat (40001700/40004800), Lancia, Autobianchi, Case IH (3131571R1), Iveco (79045465/79045965), Volvo (958825)
Durable material: NBR compound ensures resistance to oils, greases, and environmental wear
Compact design: ID 20 mm, OD 30 mm, W 7 mm—ideal fit for manual gearbox shafts
Reliable sealing: Protects shafts and mechanical components in vehicles and equipment
“Corteco 12001623B shaft seal 20x30x7”
“NBR B1KL transmission oil seal”
“20x30x7 manual gearbox oil seal”
“Simmerring Fiat Alfa gearbox shaft”
SEO keywords included: rotary shaft seal, CORTECO 12001623B, NBR B1KL, 20x30x7, manual transmission, oil seal.
| Parameter | Value |
|---|---|
| Design Type | B1KL rotary shaft / gearbox seal |
| Material | NBR (nitrile butadiene rubber) |
| Inner Diameter | 20 mm |
| Outer Diameter | 30 mm |
| Width | 7 mm |
| OEM References | Alfa Romeo 40004800, Fiat 40001700 / 40004800, Lancia, Autobianchi, Case IH 3131571R1, Iveco 79045465/965, Volvo 958825 |
Q: Will it fit in my Fiat or Alfa Romeo gearbox?
A: Yes. It matches OEM part numbers including Fiat 40001700/40004800 and Alfa Romeo 40004800
Q: What applications are ideal?
A: Designed for manual transmission input/output shafts—protects gearbox internals from oil leaks and dust.
Q: What material and durability does it offer?
A: Crafted from NBR with B1KL design—excellent oil and abrasion resistance, suitable for rotating shafts.
Q: How soon can I receive it?
A: Next-day shipping from our Lublin warehouse ensures dispatch within 24 hours.
Data sheet
You might also like
The CORTECO 12001623B NBR B1KL rotary shaft seal, sized 20x30x7 mm, is a first-rate oil seal for manual transmissions, offering OEM-level compatibility and durable NBR protection. Ideal for Alfa Romeo, Fiat, Lancia, Iveco, Volvo, and Case IH applications. With fast 24h dispatch from Lublin, it’s the ultimate B2B solution for reliable sealing performance.
SEO keywords: rotary shaft seal, manual transmission oil seal, CORTECO 12001623B, NBR B1KL, 20x30x7, gearbox seal
