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SR2

Constant Force Extension Spring with a Load of 1.1N (0.112Kg) and an Average Fatigue Life of 5,000 Cycles.
Availability: Call: 01246 455500
£3.22

Material

Spring: Type 301 High Yield Stainless Steel.

Performance

Average Fatigue Life: 5,000 cycles.

Other Info.

Constant force extension springs provide a huge range of application opportunities.
Springs can be extended in excess of 50 times the relaxed length of the spring, and can be mounted on a bobbin or bush or free running in a cavity or recess.
Springs can be joined or laminated to provide increased force with minimal increases in space requirements.

Note:
Spring material thickness and I/D may be varied to meet load specification.
See technical pages for Spring End options.

Diagram Key:
W = Spring material width
T = Spring material thickness
L = Spring length (reference only)
J = Minimum extension for constant force
H = Off-set distance
D2 = Storage drum diameter
D1 = Outside diameter of spring when fully wound on storage drum

Material

Spring: Type 301 High Yield Stainless Steel.

Performance

Average Fatigue Life: 5,000 cycles.

Other Info.

Constant force extension springs provide a huge range of application opportunities.
Springs can be extended in excess of 50 times the relaxed length of the spring, and can be mounted on a bobbin or bush or free running in a cavity or recess.
Springs can be joined or laminated to provide increased force with minimal increases in space requirements.

Note:
Spring material thickness and I/D may be varied to meet load specification.
See technical pages for Spring End options.

Diagram Key:
W = Spring material width
T = Spring material thickness
L = Spring length (reference only)
J = Minimum extension for constant force
H = Off-set distance
D2 = Storage drum diameter
D1 = Outside diameter of spring when fully wound on storage drum

Product specifications
Load ±10% [N] 1.1
Load ±10% [Kg] 0.112
Extension 264
Dimension [W] 3.175
Dimension [T] 0.076
Dimension [L] 305
Diameter [D2] 6.63
Diameter [D1] 8.64
Dimension [H] 6.17
Dimension [J] 10.8
I/D Spring 5.53
Spring Ends E
Quantity
10+
25+
50+
100+
Price
£3.06
£2.90
£2.74
£2.58
Product specifications
Load ±10% [N] 1.1
Load ±10% [Kg] 0.112
Extension 264
Dimension [W] 3.175
Dimension [T] 0.076
Dimension [L] 305
Diameter [D2] 6.63
Diameter [D1] 8.64
Dimension [H] 6.17
Dimension [J] 10.8
I/D Spring 5.53
Spring Ends E