Approved Vendor 3G-OTH-110935 — Technical Specifications

Name: Approved Vendor 3G-OTH-110935 APPROVED VENDOR V-Belt Pulley: BK57, 1 Groove, 5.45 in OD, Bushed Bore, H/QT, Cast Iron. Key specifications — Pulley Industry Number: BK57; Pitch Diameter: 4.7 in (4L, A); For Belt Section (broad, with similar types): 4L, A, or AX.
Brand: Approved Vendor

The APPROVED VENDOR BK57 is a bushed-bore cast-iron V-belt pulley with a pitch diameter of 4.7 inches for belt sections 4L, A, or AX. It features a single groove and an outside diameter of 5.45 inches, designed for use with H/QT bushings.

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Technical Specifications

Parameter	Value
OD	5.45 in
Type	Bushed Bore, H/QT, Cast Iron
Groove	1
Pitch Diameter	4.7 in (4L, A)
Pulley Industry Number	BK57
Manufacturer Part Number	BK57
For Belt Section (Broad, With Similar Types)	4L, A, or AX