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Adapter Sleeves HE 310 NTN

 3,600

Availability: 8 in stock

SKU: 0964 Categories: , Brand:

Technical Specifications (Proper Size)

Specification Value
Sleeve bore / inner diameter (d₁) 44.45 mm (1 3⁄4 in) – fits a 1.75″ shaft.
Tapered seating outer diameter (d) 50 mm – matches the bearing’s tapered bore.
Locknut outer diameter (d₂) 70 mm – locknut seating diameter.
Sleeve length (B₁) 42 mm – axial length of the adapter.
Distance bearing face to nut rear face (B₂) 12 mm – typical spacing.
Thread designation (G) M50 × 1.5 – locknut thread.
Taper ratio 1:12 standard taper – industry standard fit for tapered-bore bearings.
Approx. Mass ~0.29–0.30 kg – typical assembly weight.

🛠️ Features & Benefits

  • Reliable mounting: Provides secure & precise taper fit between the bearing and shaft without expensive shoulder machining.

  • Complete accessory: Typically used with a KM 10 locknut and MB 10 locking washer (ensures bearing won’t shift under load).

  • Easy installation/removal: Slit-style sleeve allows simple push into bearing bore and tightening of locknut.

  • Standard design: Conforms to common industry dimensions for inch-series adapter sleeves with metric hardware.

Product Description – NTN Adapter Sleeve HE 310 (Proper Size)

Product Name: Adapter Sleeve HE 310
Brand: NTN (bearing accessory for inch-series shafts)
Type: Adapter sleeve with locknut (KM 10) and locking washer (MB 10) included (typical)
Application: Used to mount tapered-bore bearings securely onto smooth or stepped shafts — allowing accurate axial location, easy assembly, and disassembly without machining shaft shoulders.

Weight 0.27 kg
Dimensions 50 × 70 × 45 cm
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