Chain Drawing DIRECTION OF TRAVEL
Chain Information Min. Side-flex Radius in mm 18.00 457.2 24.00 609.6
Min. Back-flex Radius 1.50 in (38.1 mm)
Approximate Weight lbs/ft kg/m 0.60 0.89 0.70 1.04
Pin Diameter 0.28 in (7.1 mm)
Photo shows 879 TableTop® Chain molded in Low Friction (LF) material.
Overall Width 1.69 in (42.9 mm)
Curve 1.63 in (41.4 mm)
Guide Clearance Straight 1.75 in (44.5 mm) Guide Clearance
Plate Bottom to Chain Bottom 0.59 in (15.1 mm) Height Over Centerline 0.30 in (7.6 mm)
Chain Width
Thickness 0.19 in (4.8 mm)
Min. Side-flex Radius
Chain Width desc in mm 3 1/4 3.25 82.6 4 1/2 4.50 114.3
Rexnord® 879 TableTop® Chain
879
Chain Pitch 1.50 in (38.1 mm) Available Materials Prefix
Chain Material
HP™ LF
High Performance Low Friction
AS BWR MR P PS® WHP WLF WX
Anti-Static Black Wear Resistant Melt Resistant Chemical Resistant Platinum Series® White High Performance White Low Friction Green Abrasion Resistant Polyamide
Temperature Fahrenheit max min min dry wet Standard Materials Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Made-to-Order Materials Stainless Steel 0 180 NR -18 Stainless Steel -40 180 NR -40 Stainless Steel -80 220 NR -62 Stainless Steel 0 180 140 -18 Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Stainless Steel -40 220 NR -40 Standard Pin Material
Regulatory Information The Food and Drug Administration (FDA) accepts certain materials for direct food contact. FDA approved material is compliant to FDA 21 CFR § 177.
Rexnord® 879 Series TableTop® Chain Product Portfolio
Chain Strength lbs
N
FDA Approval
82 82
66 66
425 425
1,890 1,890
Yes Yes
82 82 104 82 82 82 82 104
NR NR NR 60 66 66 66 NR
255 510 425 340 425 425 425 425
1,134 2,269 1,890 1,512 1,890 1,890 1,890 1,890
No No No Yes Yes Yes Yes No
Additional Notes Stocked in 80 pitch, 10 ft (3.048 m) length strands. Thermoplastic pins are available on a made-to-order basis. Chain strength is listed at room temperature. NR = Not Recommended. For additional material information, see material portfolio.
TT - 879 - 1
Side-flexing
Rexnord, TableTop, Platinum Series, HP and PS are trademarks of Rexnord Industries, LLC. All rights reserved.
Celsius max dry wet
DIRECTION OF TRAVEL
Chain Width
Guide Clearance Straight 1.81 in (46.0 mm) Guide Clearance Curve 1.75 in (44.5 mm)
Thickness 0.19 in (4.8 mm)
Photo shows 879 TAB TableTop® Chain molded in Low Friction (LF) material.
Min. Back-flex Radius 1.50 in (38.1 mm)
Approximate Weight lbs/ft kg/m 0.70 1.04 0.76 1.13
Plate Bottom to TAB Top 0.47 in (11.9 mm)
Pin Diameter 0.28 in (7.1 mm) Plate Bottom to TAB Bottom 0.59 in (15.1 mm) Height Over Centerline 0.30 in (7.6 mm)
Min. Side-flex Radius
Chain Information Chain Width Min. Side-flex Radius desc in mm in mm 3 1/4 3.25 82.6 18.00 457.2 4 1/2 4.50 114.3 24.00 609.6
Width Over TABs 2.41 in (61.2 mm)
Chain Drawing
Overall Width 1.69 in (42.9 mm)
Rexnord® 879 TAB TableTop® Chain
879 TAB
Chain Pitch 1.50 in (38.1 mm)
Available Materials Prefix
Chain Material
HP™ LF MLF PS®
High Performance Low Friction Medium Duty Low Friction Platinum Series®
AS BWR D MR P WHP WLF WX
Anti-Static Black Wear Resistant Plain Acetal Melt Resistant Chemical Resistant White High Performance White Low Friction Green Abrasion Resistant Polyamide
Temperature Fahrenheit max min min dry wet Standard Materials Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Made-to-Order Materials Stainless Steel 0 180 NR -18 Stainless Steel -40 180 NR -40 Stainless Steel -40 180 150 -40 Stainless Steel -80 220 NR -62 Stainless Steel 0 180 140 -18 Stainless Steel -40 180 150 -40 Stainless Steel -40 180 150 -40 Stainless Steel -40 220 NR -40 Standard Pin Material
Regulatory Information
Side-flexing
The Food and Drug Administration (FDA) accepts certain materials for direct food contact. FDA approved material is compliant to FDA 21 CFR § 177. Rexnord, TableTop, Platinum Series, HP and PS are trademarks of Rexnord Industries, LLC. All rights reserved.
TT - 879 - 2
Celsius max dry wet
Chain Strength lbs
N
FDA Approval
82 82 82 82
66 66 66 66
425 425 425 425
1,890 1,890 1,890 1,890
Yes Yes No Yes
82 82 82 104 82 82 82 104
NR NR 66 NR 60 66 66 NR
255 510 425 425 340 425 425 425
1,134 2,269 1,890 1,890 1,512 1,890 1,890 1,890
No No No No Yes Yes Yes No
Additional Notes Stocked in 80 pitch, 10 ft (3.048 m) length strands. Thermoplastic pins are available on a made-to-order basis. Chain strength is listed at room temperature. NR = Not Recommended. For additional material information, see material portfolio.
Rexnord® 879 Series TableTop® Chain Product Portfolio
NS880 Thermoplastic Split Sprocket
Length thru Bore 1.63 in (41.3 mm)
Number Of Teeth actual 9 10 11 12 15
effect 9 10 11 12 15
Pitch Diameter in 4.386 4.854 5.324 5.796 7.215
mm 111.40 123.29 135.23 147.22 183.26
Outside Diameter in 4.33 4.82 5.31 5.80 7.26
mm 110.0 122.4 134.9 147.3 184.4
Length thru Bore 1.63 in (41.3 mm)
2.19 in (55.6 mm) Length thru Bore Bore Diameter Pitch Diameter Outside Diameter
Bore Diameter Pitch Diameter Outside Diameter
0.63 in (16.0 mm) Face Width
Face Width 2.44 in (62.0 mm)
880 Semi-Steel Sprocket Information Bore Diameter (Shaft-Ready) Round Square in mm in mm min max min max min max min max 3/4 1 3/8 20 35 3/4 1 1/4 20 30 3/4 1 3/8 20 35 3/4 1 3/8 20 35 3/4 1 3/8 20 35 -
Bore Diameter (Round) in min 3/4 3/4 3/4 3/4 3/4
mm max 2 1/4 1 3/4 2 1/4 2 1/4 2 1/4
min 20 20 20 20 20
max 55 40 55 55 55
Outside Diameter
0.63 in (16.0 mm) Face Width
815/820 Idler Wheel
Bore Diameter
880 Semi-Steel Sprocket
Approximate Weight lbs 2.87 3.09 3.31 3.53 4.19
kg 1.30 1.40 1.50 1.60 1.90
Number Of Teeth actual 11 12
effect 11 12
Pitch Diameter in mm 5.324 135.23 5.796 147.22
Outside Diameter in 5.30 5.80
mm 134.6 147.3
NS880 Thermoplastic Split Sprocket Information Bore Diameter (Shaft-Ready) Round Square in mm in mm min max min max min max min max 1 1 5/8 25 40 1 1 3/4 25 45 -
Bore Diameter (Idler) in min 1 1
Approximate Weight
mm max 1 3/4 1 3/4
min 25 25
max 45 45
lbs 0.66 0.82
kg 0.30 0.37
Imperial shaft-ready round bore sprockets are shipped with keyway and setscrew. Metric shaft-ready round bore sprockets are shipped with keyway and no setscrew. Idler bores are designed to spin freely on the shaft.
815/820 Idler Wheel Imperial Information Equivalent Tooth Size 21 23 25 27
Outside Diameter in 5.11 5.60 6.09 6.56
mm 129.8 142.2 154.7 166.6
Approximate Weight
Imperial Bore Diameter (Idler) 7/8 7/8 7/8 -
in 1 3/16 1 3/16 1 3/16 -
1 1 1 -
1 1/4 1 1/4 1 1/4 1 1/4
1 1/2 1 1/2 1 1/2 -
lbs 0.49 0.59 0.66 0.70
kg 0.22 0.27 0.30 0.32
Idler wheels are designed to spin freely on the shaft. 27 tooth idler wheel is available on a made-to-order basis and is subject to minimum order requirements.
815/820 Idler Wheel Metric Information Equivalent Tooth Size 21 23 25
Outside Diameter in 5.11 5.60 6.09
mm 129.8 142.2 154.7
Approximate Weight
Metric Bore Diameter (Idler) mm 25 25 25
30 30 30
35 35 35
40 40 40
lbs 0.49 0.59 0.66
kg 0.22 0.27 0.30
Idler wheels are designed to spin freely on the shaft.
Rexnord® 879 Series TableTop® Chain Product Portfolio
TT - 879 - 3
Rexnord® 879 Series TableTop® Chain Compatilble Sprockets
Shaft-ready round bore sprockets are shipped with keyway and setscrew.
Corner Track (Two Piece) Outside Track
Width Outside Track Radius Nominal Corner Radius
Bevel Angle 8.0°
Thickness View A - A Bevel Design
Inside Track A A
Track Angle 90.0°
Inside Track Radius
Width
Thickness
View A - A TAB Design
Corner track kit supplied as one 90° inside and one 90° outside track, which can be used as either carry or return.
Rexnord® 879 Series TableTop® Chain Accessories
Corner Track Kit
Accomodates Top Nominal Corner Plate Width Radius in mm in mm
Inside Track Radius in mm
N18B3 U18B3 N24B3 U24B3
3 1/4 3 1/4 All All
82.55 82.55 All All
18.0 18.0 24.0 24.0
457 457 610 610
17.2 17.2 23.2 23.2
437 437 589 589
N18R3 U18R3 N24R3 U24R3
3 1/4 3 1/4 All All
82.55 82.55 All All
18.0 18.0 24.0 24.0
457 457 610 610
17.1 17.1 23.1 23.1
434 434 587 587
Outside Track Radius in mm Bevel Design 18.8 478 18.8 478 24.8 630 24.8 630 TAB Design 18.9 480 18.9 480 24.9 632 24.9 632
Thickness
Width
Material
Color
Approximate Weight lbs kg
in
mm
in
mm
0.40 0.40 0.40 0.40
10.2 10.2 10.2 10.2
1.00 1.00 1.00 1.00
25.4 25.4 25.4 25.4
Nylatron® UHMWPE Nylatron® UHMWPE
Black White Black White
0.85 0.85 1.14 1.14
0.39 0.39 0.52 0.52
0.40 0.40 0.40 0.40
10.2 10.2 10.2 10.2
1.50 1.50 1.50 1.50
38.1 38.1 38.1 38.1
Nylatron® UHMWPE Nylatron® UHMWPE
Black White Black White
1.28 1.28 1.71 1.71
0.58 0.58 0.78 0.78
Nylatron® is a registered trademark of Quadrant Engineering Plastics Products.
Corner Track) (Four Piece) Width
Outside Track Outside Track Radius Gap Between Each Track 0.1 in (3.0 mm)
Bevel Angle 8.0°
Thickness View A - A Bevel Design
Nominal Corner Radius A A
Track Angle 45.0° (Each Track)
Width Inside Track Radius Inside Track
Thickness View A - A TAB Design
Corner track kit supplied as two 45° inside and two 45° outside track, which can be used as either carry or return.
Corner Track Kit
Accomodates Top Nominal Corner Plate Width Radius in mm in mm
Inside Track Radius in mm
N30B3 U30B3
All All
All All
30.0 30.0
762 762
29.2 29.2
742 742
N30R3 U30R3
All All
All All
30.0 30.0
762 762
29.2 29.2
742 742
Outside Track Radius in mm Bevel Design 30.8 782 30.8 782 TAB Design 30.8 782 30.8 782
Thickness
Width
Material
Color
Approximate Weight lbs kg
in
mm
in
mm
0.40 0.40
10.2 10.2
1.50 1.50
38.1 38.1
Nylatron® UHMWPE
Black White
2.13 2.13
0.97 0.97
0.40 0.40
10.2 10.2
1.50 1.50
38.1 38.1
Nylatron® UHMWPE
Black White
2.13 2.13
0.97 0.97
Nylatron® is a registered trademark of Quadrant Engineering Plastics Products.
TT - 879 - 4
Rexnord® 879 Series TableTop® Chain Product Portfolio