CORTECO 12015352B is an FPM crankshaft oil seal measuring 80x100x8 mm. Design: BAVISLRSX7 / BASLRSX7 Simmerring. Inside diameter: 80 mm, outside diameter: 100 mm, width: 8 mm. Fitting position: transmission side. Additional dust lip: yes. Sealing geometry: left-hand twist. Base reference: 12015352. Trade Number: 82015352. OE: Renault/Dacia 7700859692, Nissan 1227900QAA, Toyota 9031180009. EAN: 3358960153524.
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CORTECO 12015352B is an FPM radial shaft oil seal measuring 80x100x8 mm, catalogued for crankshaft sealing on the transmission side. The seal incorporates an additional dust lip and left-hand sealing geometry. The construction is identified as BAVISLRSX7 in older CORTECO catalogue data and as BASLRSX7 Simmerring in current product data.
Manufacturer: CORTECO
Manufacturer reference: 12015352B
Base reference: 12015352
Trade Number: 82015352
Product type: Radial shaft oil seal
Catalogue application: Crankshaft oil seal
Fitting position: Transmission side
Design: BAVISLRSX7
Current trade designation: BASLRSX7 Simmerring
Material: FPM - Fluoroelastomer
Dimensions: 80x100x8 mm
Inside diameter d: 80 mm
Outside diameter D: 100 mm
Width B: 8 mm
Additional dust lip: Yes
Sealing geometry: Left-hand twist
EAN: 3358960153524
The principal dimensions are:
Inside diameter d: 80 mm
Outside diameter D: 100 mm
Width B: 8 mm
Complete dimensions:
80x100x8 mm
All three dimensions should be verified when identifying the exact seal or selecting a corresponding replacement.
Matching the 80 mm shaft diameter, 100 mm outside diameter and 8 mm width alone does not establish complete technical interchangeability.
The sealing material of CORTECO 12015352B is:
FPM - Fluoroelastomer
Material is an important selection criterion alongside the dimensions, sealing lip configuration and directional sealing geometry.
An NBR, ACM or other elastomer shaft seal measuring 80x100x8 mm should not automatically be considered technically equivalent to this FPM version.
Exact material compatibility depends on the medium, temperature and actual operating conditions.
The older CORTECO catalogue identifies this reference as:
BAVISLRSX7
The corresponding product identification is:
CORTECO 12015352B
Dimensions: 80x100x8 mm
Material: FPM
Design: BAVISLRSX7
This exact design designation is important when identifying an existing seal or comparing potential replacements.
Dimensions alone are not sufficient to establish technical equivalence.
Two design descriptions can be encountered for CORTECO 12015352B:
BAVISLRSX7 - older CORTECO catalogue designation
BASLRSX7 Simmerring - current trade/TecDoc designation
Trade Number:
82015352
Both identifiers are useful for product searches because older catalogues, existing stock records and current electronic parts databases may use different versions of the design designation.
The manufacturer reference 12015352B remains the primary identifier.
CORTECO 12015352B incorporates an additional dust lip.
This secondary lip provides an additional barrier on the external side of the primary sealing area and helps restrict contaminants from reaching the main sealing interface.
The presence of the dust lip is an important construction characteristic when comparing this seal with other 80x100x8 mm radial shaft oil seals.
A seal with identical dimensions but without the corresponding lip configuration should not automatically be considered technically equivalent.
CORTECO 12015352B is specified with left-hand sealing geometry.
This directional characteristic is an important part of the seal construction and should be considered when selecting a replacement.
A seal with the same 80x100x8 mm dimensions and FPM material but a different directional geometry should not automatically be considered interchangeable.
CORTECO 12015352B is catalogued as a crankshaft oil seal.
Fitting position:
Transmission side
The complete technical identification therefore combines:
CORTECO 12015352B
Base reference 12015352
Trade Number 82015352
80x100x8 mm dimensions
FPM sealing material
BAVISLRSX7 / BASLRSX7 Simmerring design
Additional dust lip
Left-hand sealing geometry
Crankshaft application
Transmission-side installation
OE references
For a specific vehicle or engine, compatibility should be verified using the OE reference and exact application data.
OE references associated with CORTECO 12015352B include:
Citroen: 7700743161
Dacia: 7700859692
Daihatsu: 9004311230
Daihatsu: 9031180009
Nissan: 1227900QAA
Renault: 7700859692
Toyota: 9031180003
Toyota: 9031180005
Toyota: 9031180007
Toyota: 9031180009
Toyota: 9031180014
These OE references provide additional identification paths for the exact CORTECO seal.
Compatibility should still be verified for the specific vehicle, engine and application before installation.
Different forms of the reference can be encountered:
12015352 - base reference
12015352B - complete/current CORTECO reference
82015352 - Trade Number
Useful search identifiers therefore include:
CORTECO 12015352
CORTECO 12015352B
CORTECO 82015352
BAVISLRSX7
BASLRSX7
80x100x8 FPM
Different radial shaft oil seals can share the nominal dimensions:
80x100x8 mm
This does not establish technical interchangeability with CORTECO 12015352B.
When comparing a possible replacement, verify:
Dimensions: 80x100x8 mm
Material: FPM
Design: BAVISLRSX7 / BASLRSX7
Additional dust lip
Left-hand sealing geometry
Crankshaft application
Transmission-side fitting position
OE reference
Specific engine requirements
Matching dimensions alone are insufficient to confirm interchangeability.
When identifying or selecting this oil seal, verify:
Manufacturer: CORTECO
Part number: 12015352B
Base reference: 12015352
Trade Number: 82015352
Dimensions: 80x100x8 mm
Material: FPM
Design: BAVISLRSX7 / BASLRSX7 Simmerring
Additional dust lip: Yes
Sealing geometry: Left-hand twist
Application: Crankshaft
Fitting position: Transmission side
OE reference
Specific vehicle and engine data
Actual operating conditions
The complete technical specification should be considered rather than dimensions alone.
Manufacturer: CORTECO
Part number: 12015352B
Base reference: 12015352
Trade Number: 82015352
Product type: Radial shaft oil seal
Application: Crankshaft
Fitting position: Transmission side
Design: BAVISLRSX7
Current trade designation: BASLRSX7 Simmerring
Material: FPM - Fluoroelastomer
Dimensions: 80x100x8 mm
Inside diameter d: 80 mm
Outside diameter D: 100 mm
Width B: 8 mm
Additional dust lip: Yes
Sealing geometry: Left-hand twist
EAN: 3358960153524
CORTECO 12015352B is an FPM crankshaft radial shaft oil seal measuring 80x100x8 mm, designed for installation on the transmission side.
The seal has an 80 mm inside diameter, 100 mm outside diameter and 8 mm width. The complete dimensions are 80x100x8 mm.
The sealing material is FPM - Fluoroelastomer.
Older CORTECO catalogue data identify the design as BAVISLRSX7, while current product data use BASLRSX7 Simmerring.
Yes. The seal incorporates an additional dust lip.
Yes. This reference is specified with left-hand sealing geometry.
It is catalogued as a crankshaft oil seal installed on the transmission side.
One of the principal OE references is Renault 7700859692.
The associated Nissan OE reference is 1227900QAA.
The Trade Number is 82015352.
Not automatically. The FPM material, design, additional dust lip, left-hand sealing geometry, fitting position and OE reference should be verified in addition to the dimensions.
CORTECO 12015352B is an FPM crankshaft oil seal measuring 80x100x8 mm for transmission-side installation. The design is identified as BAVISLRSX7 in older CORTECO catalogue data and BASLRSX7 Simmerring in current product data. It incorporates an additional dust lip and left-hand sealing geometry. Trade Number: 82015352. EAN: 3358960153524
Data sheet