30x50.5x6/11 TB2 oil seal OE TB2-118819840250-NCC — automotive rotary shaft seal
Model / SKU: TB2-118819840250-NCC
This aftermarket TB2 oil seal 30×50.5×6/11 mm matches OE TB2-118819840250-NCC in NBR.
Tags: 30x50.5x6/11mm, TB2-118819840250-NCC, TB2 rotary shaft seal, automotive shaft sealing, NBR oil seal
Product photos
Technical summary
Product specifications. Refer to the approved drawing for dimensional tolerances and installation requirements.
| Spec | Value |
|---|---|
| Size (mm) | 30x50.5x6/11 |
| Material | NBR |
| Structure | TB2 |
| Size | 30x50.5x6/11 mm |
Pricing: request a quote (B2B / wholesale).
MOQ / commerce notes: In stock: ships in 1 to 2 days | Not in stock but still in current production: 10 to 15 days | Not in stock and not in production: 25 to 30 days
Product details
This is an aftermarket TB2 double-lip metal casing oil seal, size 30×50.5×6/11 mm, part number TB2-118819840250-NCC.
This seal serves rotary shaft lubricant retention and dust exclusion for automotive shaft sealing applications.
VKEFOT manufactures oil seals, O-rings and custom rubber seals in Xingtai and exports to Europe, North America, Middle East and Southeast Asia.
Features & Benefits
TB2 outer metal shell maintains stable shape and consistent fit inside housing bore.
Dual lip construction combines main sealing lip with garter spring and auxiliary dust lip.
The secondary lip blocks sand, moisture and debris to protect internal lubrication.
NBR rubber provides oil resistance and wear resistance for automotive lubricating media.
Built-in stainless steel garter spring sustains radial pressure under variable operating conditions.
Verify shaft, bore and OE before order; this is an aftermarket replacement part.
Custom marking and export packaging are available, and FKM compound upgrade can be supplied upon request.
Packaging & Delivery
Samples and small trial lots for stocked sizes; freight confirmed on RFQ.
Payment, test reports and warranty confirmed on quotation / as agreed by lot.
Send an inquiry with size (ID×OD×height in mm), OE, quantity, destination and duty for a firm lead time.
FAQ
What is this 30x50.5x6/11 TB2 oil seal used for?
This TB2 double lip oil seal size 30×50.5×11mm is an automotive sealing part, oil and wear resistant, used for automotive rotary shaft sealing, wheel hub and axle assembly.
What are the OE numbers and full specifications for TB2-118819840250-NCC?
Part No: TB2-118819840250-NCC, dimensions 30×50.5×6/11 mm, TB2 double lip metal shell oil seal with NBR rubber. Verify dimensions before purchase.
Which vehicle fit TB2-118819840250-NCC oil seal?
It is commonly listed for automotive wheel hub, axle and transmission shaft sealing. Verify shaft and bore dimensions before order.
Is TB2-118819840250-NCC oil seal a genuine OEM part?
No — it is an aftermarket replacement matching OE TB2-118819840250-NCC; verify size before order.
How to install 30x50.5x6/11 oil seal without grease leakage?
1. Clean shaft and housing, remove burrs and old seal debris. 2. Lubricate seal lip and shaft surface, dry installation is forbidden. 3. Align seal with spring side toward oil chamber, press vertically with a sleeve. 4. Apply pressure only on metal shell, never hit rubber lip. 5. Seat fully then rotate shaft manually to check free movement.
What dimensions should I send for an RFQ on this TB2 oil seal?
Submit ID×OD×height in mm, OE, quantity, destination and duty for quotation.