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U.S. Tsubaki Poly-Steel chains are made to exacting specifications from polyacetal stainless steel.
The combination of polyacetal inner links and 304 stainless steel pins and outer link plates effectively incorporates the advantages of both materials into one chain. U.S. Tsubaki Poly-Steel chains can be used in both driving and conveying applications.
Unit of Measure

Specifications

ANSI No.

N/A 25

P - Pitch

N/A 0.250 in

B - Bushing Diameter

N/A 0.130 in

W - Width Between Roller Link Plates

N/A 0.125 in

Approx. Weight

N/A 0.060 lb/ft

Color 

N/A White

Maximum Allowable Load

N/A 18 lb

Link Plate

T1

N/A 0.030 in

T2

N/A 0.051 in

H

N/A 0.236 in

h

N/A 0.199 in

Pin Specifications

D

N/A 0.091 in

L1

N/A 0.177 in

L2

N/A 0.217 in

Additional Information

N/A 1. Offset links are not available. Please use an even number of links.
2. Existing RS standard sprockets can be used.
3. RF40PC to RF60PC use the same connecting links as stainless steel chain. RF25PC and RF35PC use special connecting links.
4. When replacing stainless steel chain with Poly-Steel chain, please check the chain tension. Chain tension should be less than the maximum allowable tension.
5. Ambient temperature range: -14°F ~ 176°F (-10°C ~ 80°C)
6. Maximum chain speed: less than 230 ft./min.
7. Coefficient of sliding friction between chain and guide rail is 0.25 (without lubrication).
8. The guide rail should support the bottom side of the links.
9. The color of the inner links is WHITE.

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