Hard Drawn Extension Spring - P/N 644

Part Number 644
Outside Diameter (in.) 0.500
Inside Diameter (in.) 0.406
Overall Length (in.) 11.000
Wire Diameter (in.) 0.047
Rate (lbs./in.) 0.36
Load (lbs.) 4.87
Deflection at Load (in.) 10.22
Initial Tension (lbs.) 1.19
End Style CROSSOVER
End Type LOOP
Material HARD DRAWN
Finish PLAIN
5 Piece Minimum Order Quantity
1-49 piece price $4.02
50-99 piece price $2.36
100-249 piece price $2.05
250-499 piece price $1.78
500-999 piece price $1.42
1000-1999 piece price $1.24
2000 or more CALL OR EMAIL
$35 minimum TOTAL purchase order.
diagram of extension spring