Flat Idlers

Scraped SKU: 7723-000000-000000 Series: Flat Idlers 2026-06-11 09:29:44

Attributes

Part Number7723-000000-000000

Description

Flat Idlers Idlers are used to take-up extra belt length and provide adjustment for tensioning belt drives. Idler pulleys and sprockets can alter belt paths and clear obstructions. Idler assembly may consist of: idler sprocket and bracket, flat idler and bracket, standard sheave or sprocket used with an idler bearing and idler bracket. Idler sprockets, flat idlers and idler bushings contain sealed ball bearings and an integral shaft for mounting to adjustable idler brackets. Lubrication and maintenance are not required.

Variations (9)

4.25X1.25-IDL-FLAT

Bearing No.6304
Belt Width (in)1.25
Belt Width (mm)31.8
Face Width (in)1.25
Thread Size3/4-16
Diameter (mm)107.95
A (in)1.13
B (in)1.13
C (in)0.64
D (in)1.3
E (in)3.75
Outside Diameter (in)4.25
Width (mm)31.75
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With1-2 Strand 3V/3VX, 1 Strand A/AX
Use with Synchronous Belt: Pitch8mm, L, H
Use with Synchronous Belt: WidthUp to 21mm (0.85")
MaterialSteel
Customer Pack1
Weight (lbs.)5.5

4.25X2.00-IDL-FLAT

Bearing No.6306
Belt Width (in)2
Belt Width (mm)50.8
Face Width (in)2
Thread Size3/4-16
Diameter (mm)107.95
A (in)1.5
B (in)1.13
C (in)0.63
D (in)1.32
E (in)4.5
Outside Diameter (in)4.25
Width (mm)50.8
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With3-4 Strand 3V/3VX, 2 Strand A/AX
Use with Synchronous Belt: Pitch8mm, L, H
Use with Synchronous Belt: WidthUp to 38mm (1.5")
MaterialSteel
Customer Pack1
Weight (lbs.)7.5

4.25X3.00-IDL-FLAT

Bearing No.6306
Belt Width (in)3
Belt Width (mm)76.2
Face Width (in)3
Thread Size3/4-16
Diameter (mm)107.95
A (in)1.5
B (in)1.13
C (in)0.75
D (in)1.32
E (in)5.63
Outside Diameter (in)4.25
Width (mm)76.2
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With5-6 Strand 3V/3VX, 3 Strand A/AX
Use with Synchronous Belt: Pitch8mm, L, H
Use with Synchronous Belt: WidthUp to 62mm (2.4")
MaterialSteel
Customer Pack1
Weight (lbs.)10.6

4.25X4.00-IDL-FLAT

Bearing No.6306
Belt Width (in)4
Belt Width (mm)101.6
Face Width (in)4
Thread Size3/4-16
Diameter (mm)107.95
A (in)1.5
B (in)1.13
C (in)0.75
D (in)1.32
E (in)6.63
Outside Diameter (in)4.25
Width (mm)101.6
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With8 Strand 3V/3VX, 4 Strand A/AX
Use with Synchronous Belt: Pitch8mm, L, H
Use with Synchronous Belt: WidthUp to 85mm (3.3")
MaterialSteel
Customer Pack1
Weight (lbs.)13.6

6.50X1.75-IDL-FLAT

Bearing No.6308
Belt Width (in)1.75
Belt Width (mm)44.5
Face Width (in)1.75
Thread Size1-14
Diameter (mm)165.10
A (in)2
B (in)1.5
C (in)1.04
D (in)1.96
E (in)5.69
Outside Diameter (in)6.50
Width (mm)44.45
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With1 Strand B/BX
Use with Synchronous Belt: Pitch14mm
Use with Synchronous Belt: WidthUp to 20mm
MaterialSteel
Customer Pack1
Weight (lbs.)17.1

6.50X2.75-IDL-FLAT

Bearing No.6308
Belt Width (in)2.75
Belt Width (mm)69.9
Face Width (in)2.75
Thread Size1-14
Diameter (mm)165.10
A (in)2
B (in)1.5
C (in)0.13
D (in)2.1
E (in)5.69
Outside Diameter (in)6.50
Width (mm)69.85
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With2-3 Strand B/BX
Use with Synchronous Belt: Pitch14mm
Use with Synchronous Belt: WidthUp to 55mm
MaterialSteel
Customer Pack1
Weight (lbs.)23.0

6.50X4.25-IDL-FLAT

Bearing No.6308
Belt Width (in)5.75
Belt Width (mm)146.1
Face Width (in)5.75
Thread Size1-14
Diameter (mm)165.10
A (in)2.38
B (in)1.5
C (in)0.99
D (in)1.98
E (in)9.31
Outside Diameter (in)6.50
Width (mm)146.05
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With6 Strand B/BX
Use with Synchronous Belt: Pitch14mm
Use with Synchronous Belt: WidthUp to 125mm
MaterialSteel
Customer Pack1
Weight (lbs.)45.0

6.50X5.75-IDL-FLAT

Bearing No.6308
Belt Width (in)5.75
Belt Width (mm)146.1
Face Width (in)5.75
Thread Size1-14
Diameter (mm)165.10
A (in)2.38
B (in)1.5
C (in)0.99
D (in)1.98
E (in)9.31
Outside Diameter (in)6.50
Width (mm)146.05
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With6 Strand B/BX
Use with Synchronous Belt: Pitch14mm
Use with Synchronous Belt: WidthUp to 125mm
MaterialSteel
Customer Pack1
Weight (lbs.)45.0

6.50X7.50-IDL-FLAT

Bearing No.6308
Belt Width (in)7.5
Belt Width (mm)190.5
Face Width (in)7.5
Thread Size1-14
Diameter (mm)165.10
A (in)2.38
B (in)1.5
C (in)1
D (in)1.98
E (in)11.19
Outside Diameter (in)6.50
Width (mm)190.5
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With8 Strand B/BX
Use with Synchronous Belt: Pitch14mm
Use with Synchronous Belt: WidthUp to 170mm
MaterialSteel
Customer Pack1
Weight (lbs.)57.0

Specifications

Bearing No.6304 – 6308
Belt Width (in)1.25 – 7.5
Belt Width (mm)31.8 – 190.5
Face Width (in)1.25 – 7.5
Thread Size3/4-16, 1-14
Diameter (mm)107.95 – 165.10
A (in)1.13 – 2.38
B (in)1.13 – 1.5
C (in)0.13 – 1.04
D (in)1.3 – 2.1
E (in)3.75 – 11.19
Outside Diameter (in)4.25 – 6.50
Width (mm)31.75 – 190.5
Markets/ApplicationsRecommended for drives with limited take-up or no center distance adjustment. Idlers may remain in a fixed location or may be adjustable to allow belt pre-tension take-up.
Use With1-2 Strand 3V/3VX, 1 Strand A/AX, 3-4 Strand 3V/3VX, 2 Strand A/AX, 5-6 Strand 3V/3VX, 3 Strand A/AX, 8 Strand 3V/3VX, 4 Strand A/AX, 1 Strand B/BX, 2-3 Strand B/BX, +2 more
Use with Synchronous Belt: Pitch8mm, L, H, 14mm
Use with Synchronous Belt: WidthUp to 21mm (0.85"), Up to 38mm (1.5"), Up to 62mm (2.4"), Up to 85mm (3.3"), Up to 20mm, Up to 55mm, +2 more
MaterialSteel
Customer Pack1
Weight (lbs.)5.5 – 57.0

PDF Documents

No PDF documents.