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#21 Couplers - Long Underset Plastic Shank
This industry leading coupler features plastic standard coupler with metal knuckle, and #634 standard centering spring and comes complete with insulated draft gearbox and lid. The #21 Magne-Matic® Plastic Coupler may be mounted with the included #213 or #232 Gearbox or with most other manufacturers cast-on coupler pockets.
It is not recommended to use a metal coupler directly on a metal surface or in a metal draft gearbox to avoid possible electrical crossover and shorting that may cause damage.
Package Includes:
- (2) Pair #21 Plastic Shank Couplers - Long Underset Shank
- (2) Pair #634 Centering Spring NO.5® Style
- (2) Pair #213 055" ID & .100" ID Bushing/Sleeves
- (2) Pair #212 Talgo Truck Adaptors
- (2) Pair #213 Gearboxes
- (2) Pair #232 Gearboxes
- (2) #622 Knuckle Springs
#21 Plastic Coupler Features:
- Material - Metal Knuckle, Plastic Coupler Shank
- Shank Length - Long (25/64") (center hole to back of coupler head)
- Coupler Offset - Underset
- Knuckle Spring - #622
- Centering System - Standard Shank
- Centering Spring - #634 Centering Spring NO.5® Style
- Head - Standard Head
- Works In Place of - #141, long underset "clone" couplers
- Works With - #213, #232, #234, #242, most manufacturer cast-on draft gearboxes