Martin BK57 1 1/8 BK Series Bored-to-Size Type B Web FHP Sheave, 1-1/8 in Finished Bore, 5.45 in OD, 1 Grooves, 4.7 in (A/4L)/5.1 in (B/5L) Dia Pitch, 7/8 in W Face
BK57 1 1/8
MFG #: BK57 1 1/8
$85.52
/ EA
Estimated Delivery 7 to 10 Business Days
- Manufacturer: Martin Sprocket & Gear
- Type: Bored-to-Size Type B Web
- Series: BK Series
- Bore Type: Finished
- Bore Diameter: 1-1/8
- Outside Diameter: 5.45
- Pitch Diameter: 4.7 in (A/4L)/5.1 in (B/5L)
- Number of Grooves: 1
- Face Width: 7/8
- Hub Diameter: 2-1/8
- Hub Projection: 13/32
- Bushing Type: H
- Overall Length: 1-9/32
- Suitable For Use With: A/4L and B/5L Cross Section V-Belts
- Material: Cast Iron
- Brand: Martin
Martin FHP Sheave, Bored-to-Size Type B Web, Series: BK Series, Finished Bore, 1-1/8 in Bore, 5.45 in OD, 4.7 in (A/4L)/5.1 in (B/5L) Pitch Diameter, 1 Grooves, 7/8 in Face Width, 2-1/8 in Diameter Hub, 13/32 in Hub Projection, H Bushing, 1-9/32 in Overall Length, For Use With: A, 4L/B, 5L Cross Section Belts, Cast Iron