12521

12521

Regular extension spring in 302/304 Stainless Steel. This spring features an O.D. of 0.375 Inch, an initial tension of 1 Pound, and a spring rate of 6.8 Pound Force per Inch.

Current variant: 12521CS. Navigate to a different variant:
Diagram of extension spring with measurements
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 12521
Ends Machine Hook
Finish None
Initial Tension 1 lb
Length 1.41 in
Material 302/304 Stainless Steel
Outside Diameter 0.375 in
Part Type Standard
Rate 6.8 lbf/in
Sugg Max Deflection 1 in
Sugg Max Load 8.3 lbf
Wind Direction Left
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 12521
Ends Machine Hook
Finish None
Initial Tension 0.45 kg
Length 35.81 mm
Material 302/304 Stainless Steel
Outside Diameter 9.53 mm
Part Type Standard
Rate 1.19 N/mm
Sugg Max Deflection 25.4 mm
Sugg Max Load 36.92 N
Wind Direction Left
Wire Diameter 1.14 mm

Inventory Status

In-stock

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Quantity Price
1 - 49 $2.74
50 - 149 $2.61
150 - 299 $2.47
300 - 499 $2.33
500 - 749 $2.06
750 - 999 $1.79
1000+ Call for price