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FAG3782/3720Tapered Roller Bearing Set — 1-3/4 in Bore, 3.6718 in OD, 1.1875 in Width, Cone and Cup, Inch Series

Condition: New

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1 in stock

FAG K3782-3720 tapered roller bearing set, 1-3/4 in bore x 3.6718 in OD x 1.1875 in wide, cone and cup, 104,000 N dynamic rating. Interchanges with Timken 3782/3720.

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$35.34

1 in stock

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Specifications

Key Specifications

MFR / BrandFAG
MPN3782/3720
ModelK3782-3720
Bearing TypeTapered Roller Bearing Cup, Open
ID1.7500 in (44.450 mm)
OD3.6718 in (93.264 mm)
Width1.1875 in (30.162 mm)

Technical Specifications

Dynamic Load Rating104,000 N
Static Load Rating137,000 N
LubricantOil Preservative
Series3700
Max Temp120 °C
Min Temp-30 °C
Duty TypeStandard
Rolling ElementsTapered Rollers
Item Weight0.97 kg (2.14 lb)
Number Of Rows1
Bore TypeStraight
Snap Ring IncludedNo
Base Number3782/3720
Industry Termstapered roller bearing set, cup and cone, inch taper bearing
Common Misspellings3782/372, 378/3720, 3782 3720
Application Typeswheel hubs, gear drives, axles, agricultural equipment
Total Width1.1875 in (30.162 mm)
Mpn VariantsK3782-3720, 3782/3720, K3782/K3720, 3782 / 3720, 3782-3720
Compatible With ReplacesCone FAG K3782 / Timken 3782; cup FAG K3720 / Timken 3720
Additional AttributesCone width 30.302 mm; cup width 23.812 mm; thermal speed rating 5,300 rpm; fatigue load limit 17,300 N; effective load centre a 22 mm
Limiting Speed7,700 rpm
Contact Angle12.72°

Cross-References

Cross Reference 1Timken 3782/3720
Cross Reference 2NTN 4T-3782/3720
Cross Reference 3Koyo 3782/3720
Cross Reference 4Bower 3782/3720
Cross Reference 5Koyo 3782/3720
Seller Part Number: B-AH5B3#BZT60B

Product Description

What this part is

FAG K3782-3720 inch-series single-row tapered roller bearing: cone K3782 with matching cup K3720. Bore Diameter: 1.7500 in (44.450 mm). Outside Diameter: 3.6718 in (93.264 mm). Total Width: 1.1875 in (30.162 mm). Cone width: 30.302 mm. Cup width: 23.812 mm.

Decoding the designation

K — FAG prefix for an inch-series tapered roller bearing component.

3782 — cone (inner ring with rollers and cage).

3720 — cup (outer ring).

What these specs mean in practice

Dynamic Load Rating: 104,000 N. Static Load Rating: 137,000 N. Limiting Speed: 7,700 rpm. Thermal speed rating: 5,300 rpm. Contact Angle: 12.72°. Item Weight: 0.97 kg (2.14 lb). Operating temperature: −30 °C to 120 °C. Rolling Elements: Tapered Roller.

Mounting data

Maximum shaft shoulder diameter: 52 mm. Housing shoulder diameter: 82–87.9 mm. Maximum shaft fillet radius: 3.6 mm. Maximum housing fillet radius: 3.3 mm. Effective load centre distance a: 22 mm.

Quantity and configuration

Unit Quantity: 1 Set (one cone and one cup).

Interchange guidance

Same cone and cup numbers: Timken 3782/3720, NTN 4T-3782/3720, Koyo 3782/3720, Bower 3782/3720.

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