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Chain Standard
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System of Measurement
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Component
Length
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Working Load
Roller Diameter
Chain Pitch Type
DFARS Specialty Metals
Export Control Classification Number (ECCN)
Duty Rating
Roller Chain and Links
Chain | Connecting Links | Adding Links | Adding-and-Connecting Links | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Roller Chain | |||||||||||||||
Trade No. | Std. | Pitch | Roller Dia. | Roller Wd. | Working Load, lb. | Per Ft. | Each | Each | Each | ||||||
Single Strand | |||||||||||||||
Steel | |||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,620 | 6261K175 | 00000 | 6261K194 | 00000 | 6261K244 | 00000 | 6261K264 | 00000 | ||
Corrosion-Resistant-Coated Steel | |||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7210K3 | 00000 | 7210K325 | 0000 | 7210K729 | 0000 | 7210K326 | 0000 | ||
Corrosion-Resistant 304 Stainless Steel | |||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 150 | 6264K86 | 00000 | 6264K53 | 0000 | 6264K63 | 0000 | 6264K73 | 00000 | ||
Highly Corrosion-Resistant 316 Stainless Steel | |||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 150 | 5960K2 | 000000 | 5960K12 | 00000 | ——— | 0 | 5960K22 | 00000 | ||
Heavy Duty Roller Chain and Links
Chain | Connecting Links | Adding Links | Adding-and-Connecting Links | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Roller Chain | |||||||||||||||
Trade No. | Std. | Pitch | Roller Dia. | Roller Wd. | Working Load, lb. | Per Ft. | Each | Each | Each | ||||||
Single Strand | |||||||||||||||
Steel | |||||||||||||||
| 50H | ANSI | 5/8" | 0.400" | 3/8" | 1,620 | 7265K4 | 000000 | 7265K424 | 00000 | 7265K426 | 00000 | 7265K425 | 00000 | ||
Steel with Through-Hardened Pins | |||||||||||||||
| 50H | ANSI | 5/8" | 0.400" | 3/8" | 1,870 | 5522N89 | 00000 | 5522N82 | 0000 | ——— | 0 | 5522N83 | 00000 | ||
Attachment Roller Chain Links
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Connecting Link A-1 Attachment | Connecting Link K-1 Attachment | Connecting Link SA-1 Attachment | Connecting Link SK-1 Attachment | Connecting Link WA-2 Attachment |
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Connecting Link WK-2 Attachment | Connecting Link WSA-2 Attachment | Connecting Link WSK-2 Attachment | Connecting Link D-1 Attachment | Connecting Link D-3 Attachment |
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Adding Link A-1 Attachment | Adding Link K-1 Attachment | Adding Link SA-1 Attachment | Adding Link SK-1 Attachment |
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Links | Chain | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Attachment | Roller Chain | Connecting Link | Adding Link | ||||||||||||
Style | Type | Trade No. | Std. | Pitch | Roller Dia. | Roller Wd. | Working Load, lb. | Each | Each | Per Ft. | |||||
Steel | |||||||||||||||
| A-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K11 | 00000 | 7321K12 | 00000 | 6261K175 | 00000 | ||
| K-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K13 | 0000 | 7321K14 | 0000 | 6261K175 | 0000 | ||
| SA-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K39 | 0000 | 7321K41 | 0000 | 6261K175 | 0000 | ||
| SK-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K42 | 0000 | 7321K43 | 0000 | 6261K175 | 0000 | ||
| WA-2 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K282 | 00000 | ——— | 0 | 6261K175 | 0000 | ||
| WK-2 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K286 | 00000 | ——— | 0 | 6261K175 | 0000 | ||
| WSA-2 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K291 | 00000 | ——— | 0 | 6261K175 | 0000 | ||
| WSK-2 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K295 | 00000 | ——— | 0 | 6261K175 | 0000 | ||
| D-1 | Pin | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K65 | 0000 | ——— | 0 | 6261K175 | 0000 | ||
| D-3 | Pin | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 7321K66 | 0000 | ——— | 0 | 6261K175 | 0000 | ||
Corrosion-Resistant-Coated Steel | |||||||||||||||
| A-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 2452K12 | 0000 | ——— | 0 | 7210K3 | 00000 | ||
| K-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 2452K32 | 0000 | ——— | 0 | 7210K3 | 00000 | ||
| SA-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 2452K22 | 0000 | ——— | 0 | 7210K3 | 00000 | ||
| SK-1 | Tab | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 2452K42 | 0000 | ——— | 0 | 7210K3 | 00000 | ||
| D-1 | Pin | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 2452K92 | 0000 | ——— | 0 | 7210K3 | 00000 | ||
| D-3 | Pin | 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,600 | 2452K96 | 0000 | ——— | 0 | 7210K3 | 00000 | ||
ANSI Roller Chain Spring Clips
Clip Shown Installed |
For Roller Chain Trade No. | Lg. | Ht. | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|
Steel | |||||||
| 50 | 1" | 3/8" | 5 | 5501N15 | 00000 | ||
Low-Maintenance Roller Chain and Links
Chain | Connecting Links | Adding-and-Connecting Links | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Roller Chain | ||||||||||||||
Trade No. | Std. | Pitch | Roller Dia. | Roller Wd. | Working Load, lb. | Lubrication | Per Ft. | Each | Each | |||||
Oil-Embedded Open Bearings | ||||||||||||||
Steel | ||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 23/64" | 1,400 | Lubricated | 7311K3 | 000000 | 7311K325 | 00000 | 7311K326 | 000000 | ||
Corrosion-Resistant Nickel-Plated Steel | ||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 23/64" | 1,200 | Lubricated | 2336K2 | 00000 | 2336K13 | 0000 | 2336K14 | 00000 | ||
Sealed Bearings | ||||||||||||||
Steel | ||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 1,500 | Required | 60125K21 | 00000 | 60125K622 | 0000 | 60125K915 | 00000 | ||
Hollow-Pin Roller Chain and Links
Chain | Connecting Links | Adding-and-Connecting Links | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Roller Chain | ||||||||||||||
Trade No. | Std. | Pitch | Roller Dia. | Roller Wd. | Working Load, lb. | Pinhole Dia. | Per Ft. | Each | Each | |||||
Single Strand | ||||||||||||||
Steel | ||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 700 | 0.202" | 7272K4 | 000000 | 7272K425 | 00000 | 7272K426 | 000000 | ||
Corrosion-Resistant 304 Stainless Steel | ||||||||||||||
| 50 | ANSI | 5/8" | 0.400" | 3/8" | 150 | 0.202" | 2326K2 | 000000 | 2326K13 | 00000 | 2326K14 | 00000 | ||
Dry-Running Roller Chain and Links
Flexible Roller Chain and Links
Flat-Edge Roller Chain and Links
ANSI Roller Chain Wear-Indicating Inserts
Overall | |||||||
|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | Lg. | Wd. | Material | Each | |||
For Single- and Double-Strand ANSI Roller Chain | |||||||
| 35, 40, 41, 50, 60, 80, 100, 35-2, 40-2, 50-2, 60-2, 80-2, 100-2 | 8 3/4" | 5/8" | Steel | 2370K2 | 0000000 | ||
ANSI Roller Chain Wear-Indicating Rulers
Overall | |||||||
|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | Lg. | Wd. | Material | Each | |||
For Single- and Double-Strand ANSI Roller Chain | |||||||
| 40, 41, 50, 60, 80, 100, 120, 140, 160, 180, 200, 240, 40-2, 50-2, 60-2, 80-2, 100-2, 120-2, 140-2, 160-2, 180-2, 200-2, 240-2 | 15" | 2 5/8" | Plastic | 2370K4 | 00000 | ||
Roller Chain Breakers
Wrench-Drive Roller Chain Breakers
Roller Chain Breakers | Replacement Points | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Overall | |||||||||||
For Roller Chain Trade No. | For Roller Chain Pitch Range | Lg. | Wd. | Material | Features | Each | Each | ||||
For Single-Strand ANSI Roller Chain | |||||||||||
| 35, 40, 41, 50 | 3/8" to 5/8" | 4 1/2" | 3" | Steel | Clamping Sleeve | 6669K11 | 000000 | 6669K21 | 000000 | ||
| 50, 60, 80 | 5/8" to 1" | 6 1/2" | 4 1/4" | Steel | Clamping Sleeve | 6669K12 | 00000 | 6669K22 | 00000 | ||
Bench-Mount Roller Chain Breakers
Base | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | For Roller Chain Pitch Range | Overall Ht. | Handle Lg. | Material | Lg. | Wd. | Mounting Hole Dia. | Each | |||
For Single-Strand ANSI Roller Chain | |||||||||||
| 35, 40, 50, 60, 80, 100 | 3/8" to 1 1/4" | 5 3/4" | 28 1/2" | Steel | 6" | 7" | 9/16" | 5519N11 | 000000000 | ||
Jaw-End Roller Chain Pullers
Roller Chain Breaker/Riveters
Roller Chain Breaker/Riveters | Replacement Points | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Overall | Mounting Hole | |||||||||||||
For Roller Chain Trade No. | For Roller Chain Pitch | Lg. | Wd. | Material | Mounting Fasteners Included | No. of | Thread Size | Includes | Each | Each | ||||
For Single-Strand ANSI Roller Chain | ||||||||||||||
| 50, 60 | 5/8" to 3/4" | 6" | 1 3/4" | Steel | No | 2 | 3/8"-24 | Press Plate, Removable Handle, Rivet Anvil, Steel Rivet Set | 8186K11 | 0000000 | 8186K21 | 000000 | ||
Attachment Roller Chain
High-Accuracy Roller Chain Wear-Indicating Gauges
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Chain Wear Gauges with Plastic Case
No. of Gauges | For Roller Chain Trade No. | Material | Includes | Each | |||
|---|---|---|---|---|---|---|---|
For Single-, Double-, and Triple-Strand ANSI Roller Chain | |||||||
| 5 | 35, 40, 50, 60, 80 | Steel | Chain Indentification Tool | 5576N34 | 000000000 | ||
Channel-Guided Roller Chain Tensioners
Overall | Mounting Holes | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | Tension Force, lbf | Travel Ht. | Ht. | Wd. | Dp. | Material | Housing Material | Dia. | No. of | Mounting Fasteners Included | Max. Temp., ° F | Each | |||
For Single-Strand ANSI Roller Chain | |||||||||||||||
Vertical Mount/Horizontal Mount | |||||||||||||||
| 50 | 20 to 60 | 1.2" | 6 13/32" | 2 15/16" | 1 3/16" | Plastic | Aluminum | 7/16" | 1 | No | 180 | 6233K35 | 0000000 | ||
| 50 | 20 to 60 | 1.2" | 6 15/32" | 2 15/16" | 1 3/16" | Plastic | Aluminum | 7/16" | 1 | No | 180 | 6233K64 | 000000 | ||
Low-Profile Channel-Guided Roller Chain Tensioners
Overall | Mounting Holes | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | Tension Force, lbf | Travel Ht. | Ht. | Wd. | Dp. | Material | Housing Material | Dia., mm | No. of | Mounting Fasteners Included | Max. Temp., ° F | Each | |||
For Single-Strand ANSI Roller Chain | |||||||||||||||
Vertical Mount/Horizontal Mount | |||||||||||||||
| 50 | 7 to 13 | 1.6" | 3 25/32" | 2 25/32" | 1 1/4" | Plastic | Steel | 6 | 2 | No | 140 | 7332K3 | 0000000 | ||
| 50 | 13 to 29 | 1.6" | 3 25/32" | 2 25/32" | 1 1/4" | Plastic | Steel | 6 | 2 | No | 140 | 7332K7 | 000000 | ||
Open-Channel Roller Chain Guides
Roller Chain Tensioning Rings
Deep-Channel Roller Chain Guides
Overall | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | Ht. | Wd. | Channel Dp. | Mounting Fasteners Included | Mounting Hole Dia. | Max. Temp., ° F | Choose a Length, ft. | Per Ft. | |||
For Single-Strand ANSI Roller Chain | |||||||||||
Polyethylene with 304 Stainless Steel Frame | |||||||||||
| 50 | 0.94" | 1.18" | 0.65" | — | — | 175 | 1, 2, 3, 4, 5, 6, 7, 8 | 93095K24 | 000000 | ||
Polyethylene with Steel Flanged Frame | |||||||||||
| 50 | 0.98" | 2.09" | 0.64" | No | 5/16" | 175 | 1, 2, 3, 4, 5, 6, 7, 8 | 93095K29 | 00000 | ||
Polyethylene with 304 Stainless Steel Flanged Frame | |||||||||||
| 50 | 0.98" | 2.09" | 0.64" | No | 5/16" | 175 | 1, 3, 4, 6, 8 | 93095K38 | 000000 | ||
Floating Roller Chain Tensioners
Overall | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
For Roller Chain Trade No. | For Strand Type | Ht. | Wd. | Dp. | Housing Material | Strap Material | Max. Temp., ° F | Each | |||
For ANSI Chain | |||||||||||
UHMW Polyethylene | |||||||||||
| 50 | Single | 12" | 3 1/2" | 2 7/8" | 304 Stainless Steel | HDPE | 180 | 5973K4 | 0000000 | ||
PTFE | |||||||||||
| 50 | Single | 12" | 3 1/2" | 2 7/8" | 304 Stainless Steel | Galvanized Steel | 450 | 5973K213 | 000000 | ||
Titanium | |||||||||||
| 50 | Single | 12" | 3 1/2" | 2 7/8" | 304 Stainless Steel | HDPE | 180 | 5973K227 | 000000 | ||
Center-Channel Roller Chain Guides
Overall | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Style | For Roller Chain Trade No. | Ht. | Wd. | Ctr. Channel Wd. | Max. Temp., ° F | Food Industry Std. | Choose a Length, ft. | Per Ft. | |||
For Single-Strand ANSI Roller Chain | |||||||||||
Polyethylene | |||||||||||
| A | 50 | 0.38" | 1.25" | 0.31" | 175 | — | 1, 2, 3, 4, 5, 6, 7, 8 | 93095K6 | 000000 | ||
| B | 50 | 0.31" | 1.25" | 0.31" | 175 | — | 1, 3, 4, 5, 6, 8 | 93095K46 | 00000 | ||
| C | 50 | 0.59" | 0.79" | 0.35" | 175 | — | 1, 3, 4, 5, 6, 8 | 93095K19 | 00000 | ||
PTFE | |||||||||||
| A | 50 | 0.38" | 1.25" | 0.31" | 450 | FDA Compliant 21 CFR 177.1550 | 1, 4 | 93095K823 | 00000 | ||












































































