ZZ4-51

ZZ4-51

Regular extension spring in Music Wire. This spring features an O.D. of 0.172 Inch, an initial tension of 1 Pound, and a spring rate of 16 Pound Force per Inch.

Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name ZZ4-51
Ends Machine Hook
Finish None
Initial Tension 1 lb
Length 0.63 in
Material Music Wire
Outside Diameter 0.172 in
Part Type Standard
Rate 16 lbf/in
Sugg Max Deflection 0.31 in
Sugg Max Load 5.9 lbf
Wind Direction Left
Wire Diameter 0.027 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name ZZ4-51
Ends Machine Hook
Finish None
Initial Tension 0.45 kg
Length 16 mm
Material Music Wire
Outside Diameter 4.37 mm
Part Type Standard
Rate 2.8 N/mm
Sugg Max Deflection 7.87 mm
Sugg Max Load 26.24 N
Wind Direction Left
Wire Diameter 0.69 mm

Inventory Status

In-stock

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Quantity Price
1 - 49 $2.53
50 - 149 $2.41
150 - 299 $2.28
300 - 499 $2.16
500 - 749 $1.90
750 - 999 $1.65
1000+ Call for price