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BALDWIN FILTERS Oil Filter: BT521, 7/8"-16 Thread Size, 7 3/8 in Overall Ht - Spin-On Oil Filters
BALDWIN FILTERSSpin-On Oil Filters

BALDWIN FILTERS Oil Filter: BT521, 7/8"-16 Thread Size, 7 3/8 in Overall Ht

The BALDWIN FILTERS BT521 is a spin-on oil filter with a 7/8"-16 thread, 7 3/8 in overall height, and 4 1/4 in outside diameter. It features a cellulose media and includes an anti-drainback valve, compatible with…

SKU 3G-OTH-498177

Brand
BALDWIN FILTERS
Item
Oil Filter: BT521, 7/8"-16 Thread Size, 7 3/8 in Overall Ht
Category
Spin-On Oil Filters
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Technical Specifications

BALDWIN FILTERS
Manufacturer Part Number
BT521
Includes
Anti-Drainback Valve
Overall Ht
7 3/8 in
Outside Dia
4 1/4 in
Thread Size
7/8"-16
Media Material
Cellulose
Baldwin Interchange
BT521
Compatible Vehicle Make
Case IH
View Full Spec Sheet

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BALDWIN FILTERS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BALDWIN FILTERS BT521 is a spin-on oil filter with a 7/8"-16 thread, 7 3/8 in overall height, and 4 1/4 in outside diameter. It features a cellulose media and includes an anti-drainback valve, compatible with Case IH equipment.

Frequently Asked Questions

What is the BALDWIN FILTERS BT521 oil filter used for?

The BALDWIN FILTERS BT521 is a spin-on oil filter designed for Case IH equipment. It removes contaminants from engine oil using cellulose media, helping protect engine components. Its anti-drainback valve keeps oil in the filter during shutdown for cleaner starts.

What are the specifications of the BALDWIN FILTERS BT521 oil filter?

The BALDWIN FILTERS BT521 has a 7/8"-16 thread size, 7 3/8 in overall height, and 4 1/4 in outside diameter. It uses cellulose media and includes an anti-drainback valve. The Baldwin Interchange number is BT521, and it is compatible with Case IH vehicles.

Where to buy the BALDWIN FILTERS BT521 oil filter worldwide?

3G Electric supplies the BALDWIN FILTERS BT521 oil filter worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this filter for your Case IH equipment.

How to install the BALDWIN FILTERS BT521 spin-on oil filter?

To install the BALDWIN FILTERS BT521, first lubricate the gasket with clean oil. Screw the filter on by hand until the gasket contacts the mounting surface, then tighten an additional 3/4 turn. Do not overtighten. Start the engine and check for leaks.

Used in

Common applications for BALDWIN FILTERS
Diesel generator maintenance — Baldwin Filters CTK5029-4 coolant test strips for monitoring SCA levels in cooling systems
Fleet vehicle servicing — Baldwin Filters CTK5029-1 coolant test strips for checking freeze point in heavy-duty truck radiators
Industrial compressor cooling — Baldwin Filters coolant test strips for verifying antifreeze concentration in closed-loop systems
Agricultural equipment upkeep — Baldwin Filters CTK5029-4 test strips for nitrite level checks in tractor engine coolants
Marine engine maintenance — Baldwin Filters coolant test strips for freeze point verification in vessel cooling systems

BALDWIN FILTERS Products

3G Electric supplies BALDWIN FILTERS spin-on oil filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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BALDWIN FILTERS Oil Filter: BD50000, M95 x 2.50 Thread Size, 11 13/16 in Overall Ht, Oil, Cummins. Key specifications — Baldwin Interchange: BD50000; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Cummins; Includes: Integral Gasket; Media Material: Cellulose.
BALDWIN FILTERS Oil Filter: B56, M22-1.50 Thread Size, 4 7/8 in Overall Ht, 3 in Outside Dia, Oil. Key specifications — Baldwin Interchange: B56; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Onan; Includes: 19 psid Bypass Valve; Media Material: Cellulose.
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BALDWIN FILTERS Oil Filter: B56, M22-1.50 Thread Size, 4 7/8 in Overall Ht, 3 in Outside Dia, Oil. Key specifications — Baldwin Interchange: B56; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Onan; Includes: 19 psid Bypass Valve; Media Material: Cellulose.
BALDWIN FILTERS Oil Filter: B120, 3/4"-16 Thread Size, 3 7/8 in Overall Ht, 3 11/16 in Outside Dia. Key specifications — Baldwin Interchange: B120; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Nissan; Includes: Anti-Drainback Valve; Media Material: Cellulose.
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BALDWIN FILTERS Oil Filter: B120, 3/4"-16 Thread Size, 3 7/8 in Overall Ht, 3 11/16 in Outside Dia. Key specifications — Baldwin Interchange: B120; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Nissan; Includes: Anti-Drainback Valve; Media Material: Cellulose.
BALDWIN FILTERS Oil Filter: BT264, 7/8"-14 Thread Size, 4 3/8 in Overall Ht, 3 11/16 in Outside Dia. Key specifications �— Baldwin Interchange: BT264; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Caterpillar; Includes: 8 psid Bypass Valve; Media Material: Cellulose.
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BALDWIN FILTERS Oil Filter: BT264, 7/8"-14 Thread Size, 4 3/8 in Overall Ht, 3 11/16 in Outside Dia. Key specifications — Baldwin Interchange: BT264; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Caterpillar; Includes: 8 psid Bypass Valve; Media Material: Cellulose.
BALDWIN FILTERS Lube Filter: B9601, 1-12 Thread Size, 8 5/16 in Overall Ht, 3 3/4 in Outside Dia. Key specifications — Baldwin Interchange: B9601; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Vogele; Includes: 36 psid Bypass Valve; Media Material: Cellulose.
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BALDWIN FILTERS Lube Filter: B9601, 1-12 Thread Size, 8 5/16 in Overall Ht, 3 3/4 in Outside Dia. Key specifications — Baldwin Interchange: B9601; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Vogele; Includes: 36 psid Bypass Valve; Media Material: Cellulose.
BALDWIN FILTERS Oil Filter: B7156, 3/4"-16 Thread Size, 5 3/8 in Overall Ht, 3 11/16 in Outside Dia. Key specifications — Baldwin Interchange: B7156; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Renault; Includes: 40 psid Bypass Valve; Media Material: Cellulose.
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BALDWIN FILTERS Oil Filter: B7144, LF3642, 1-12 Thread Size, 5 7/8 in Overall Ht, Oil, Cellulose. Key specifications — Baldwin Interchange: B7144; FleetGuard Interchange: LF3642; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Hitachi; Includes: 14 psid Bypass Valve; Media Material: Cellulose.
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BALDWIN FILTERS Oil Filter: B7144, LF3642, 1-12 Thread Size, 5 7/8 in Overall Ht, Oil, Cellulose. Key specifications — Baldwin Interchange: B7144; FleetGuard Interchange: LF3642; Brand: BALDWIN FILTERS; Compatible Vehicle Make: Hitachi; Includes: 14 psid Bypass Valve; Media Material: Cellulose.