Metric Units Extension Springs

32 Results
12.5mm Outside diameter, 30mm Free Length Helical Extension Spring -- S78ESYM125120030
from Stock Drive Products & Sterling Instrument - SDP/SI

Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the... [See More]

  • Units: Metric Design
  • Outer Diameter (OD): 0.4921
  • Material: Stainless steel
  • Wire Diameter: 0.0472
0.13in (3.302mm) Utility Extension Spring -- V17C
from Gardner Spring, Inc.

High quality general purpose extension springs come in a wide range of lengths and load capacities ideally suited for OEM applications, equipment maintenance, as well as numerous industrial projects. Offered in commonly requested incremental sizes and spring rates time proven over 100 years, Utility... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.1300
  • Material: Hard Drawn
  • Wire Diameter: 0.0160
0.171in (4.34mm) Utility Extension Spring -- A10C
from Gardner Spring, Inc.

High quality general purpose extension springs come in a wide range of lengths and load capacities ideally suited for OEM applications, equipment maintenance, as well as numerous industrial projects. Offered in commonly requested incremental sizes and spring rates time proven over 100 years, Utility... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.1710
  • Material: Hard Drawn
  • Wire Diameter: 0.0290
0.187in (4.75mm) Stainless Steel Utility Extension Spring -- E0C-SS
from Gardner Spring, Inc.

High quality general purpose extension springs come in a wide range of lengths and load capacities ideally suited for OEM applications, equipment maintenance, as well as numerous industrial projects. Offered in commonly requested incremental sizes and spring rates time proven over 100 years, Utility... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.1870
  • Material: Stainless steel
  • Wire Diameter: 0.0230
0.187in (4.75mm) Utility Extension Spring -- E0C
from Gardner Spring, Inc.

High quality general purpose extension springs come in a wide range of lengths and load capacities ideally suited for OEM applications, equipment maintenance, as well as numerous industrial projects. Offered in commonly requested incremental sizes and spring rates time proven over 100 years, Utility... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.1870
  • Material: Hard Drawn
  • Wire Diameter: 0.0230
0.18in (4.57mm) Ultra Precision Extension Spring -- GE0180-018-0620
from Gardner Spring, Inc.

Gardner Ultra Precision Extension Springs are made to strict tolerances from high-grade materials. Tight quality control is maintained throughout the manufacturing process. Ends are full twist loops. Ultra-Precision Extension Springs have an excellent fatigue life and many sizes are ideal for... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.1800
  • Material: Alloy steel (music wire)
  • Wire Diameter: 0.0180
0.437in (11.10mm) Stainless Steel Utility Extension Spring -- E50C-SS
from Gardner Spring, Inc.

High quality general purpose extension springs come in a wide range of lengths and load capacities ideally suited for OEM applications, equipment maintenance, as well as numerous industrial projects. Offered in commonly requested incremental sizes and spring rates time proven over 100 years, Utility... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.4370
  • Material: Stainless steel
  • Wire Diameter: 0.0550
0.43in (10.922mm) Stainless Steel Utility Extension Spring -- V41C-SS
from Gardner Spring, Inc.

High quality general purpose extension springs come in a wide range of lengths and load capacities ideally suited for OEM applications, equipment maintenance, as well as numerous industrial projects. Offered in commonly requested incremental sizes and spring rates time proven over 100 years, Utility... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.4300
  • Material: Stainless steel
  • Wire Diameter: 0.0540
0.65in (16.51mm) Ultra Precision Extension Spring -- GE0650-055-1500-S
from Gardner Spring, Inc.

Gardner Ultra Precision Extension Springs are made to strict tolerances from high-grade materials. Tight quality control is maintained throughout the manufacturing process. Ends are full twist loops. Ultra-Precision Extension Springs have an excellent fatigue life and many sizes are ideal for... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.6500
  • Material: Stainless steel
  • Wire Diameter: 0.0600
Cot Extension Springs -- 37 COT
from Gardner Spring, Inc.

Cot springs offer high loads in static applications with small deflections. Ends are easily installable machine hooks. Material is MBHD (Medium Basic Hard Drawn) Carbon Steel – finish is zinc plated. Nine stock sizes from 1 & 5/8 to 3 & 3/4 inches in length offer maximum loads ranging... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.6870
  • Material: Hard Drawn
  • Wire Diameter: 0.1055
Cut-to-Length Extension Springs -- 8E11C
from Gardner Spring, Inc.

12 inch long "Cut-to-Length" Extension Springs allow the user to cut the springs to the desired length and still be able to make use of the remainder of the part for other applications. Cut-to-Length Extension Springs are available in a variety of Outside Diameters and Wire Diameters, making it easy... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.9640
  • Material: Hard Drawn
  • Wire Diameter: 0.1205
Double Looped Extension Springs -- 410C
from Gardner Spring, Inc.

Double Looped Extension Springs offer additional safety for applications where the part ’s ends must fasten securely. Available in a range of sizes in MBHD Carbon Steel. Finish is Zinc Plated. [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.2500
  • Material: Hard Drawn
  • Wire Diameter: 0.0317
Heavy Duty Extension Springs -- 305-S
from Gardner Spring, Inc.

Gardner Heavy Duty Extension Springs offer large loads in low cycling applications. Available in MBHD (Zinc Plated) Carbon Steel and 301 Stainless Steel. [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1
  • Material: Other
  • Wire Diameter: 0.1350
Heavy Duty Extension Springs -- 501E
from Gardner Spring, Inc.

Gardner Heavy Duty Extension Springs offer large loads in low cycling applications. Available in MBHD (Zinc Plated) Carbon Steel and 301 Stainless Steel. [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1
  • Material: Other
  • Wire Diameter: 0.0910
Heavy Duty Extension Springs -- 902
from Gardner Spring, Inc.

Gardner Heavy Duty Extension Springs offer large loads in low cycling applications. Available in MBHD (Zinc Plated) Carbon Steel and 301 Stainless Steel. [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1.38
  • Material: Other
  • Wire Diameter: 0.2070
Heavy Duty Extension Springs -- 905
from Gardner Spring, Inc.

Gardner Heavy Duty Extension Springs offer large loads in low cycling applications. Available in MBHD (Zinc Plated) Carbon Steel and 301 Stainless Steel. [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1.88
  • Material: Other
  • Wire Diameter: 0.2430
Heavy Duty Extension Springs -- Trampoline
from Gardner Spring, Inc.

Gardner Heavy Duty Extension Springs offer large loads in low cycling applications. Available in MBHD (Zinc Plated) Carbon Steel and 301 Stainless Steel. [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1
  • Material: Other
  • Wire Diameter: 0.1250
Precision Extension Springs -- 37000G
from Gardner Spring, Inc.

Gardner Precision Extension Springs are made to tighter dimensional and load tolerances than utility springs. Available in Music Wire and Stainless Steel, these parts are ideal for cyclic applications or when higher operating temperatures are required. Music Wire parts are Zinc Plated, Stainless... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.0630
  • Material: Alloy steel (music wire)
  • Wire Diameter: 0.0070
Safety Drawbar Extension Springs -- 377
from Gardner Spring, Inc.

Drawbar Extension Springs are ideal for tensioning applications such as fences or gates, and also function as shock absorbers in intermittent load applications or for marine vessel mooring. Drawbars allow compression springs to function as extension springs, preventing hyper-extension while enabling... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1.38
  • Material: Hard Drawn
  • Wire Diameter: 0.2100
Safety Drawbar Extension Springs -- 377-SS
from Gardner Spring, Inc.

Drawbar Extension Springs are ideal for tensioning applications such as fences or gates, and also function as shock absorbers in intermittent load applications or for marine vessel mooring. Drawbars allow compression springs to function as extension springs, preventing hyper-extension while enabling... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1.38
  • Material: Stainless steel
  • Wire Diameter: 0.2100
Screen Door and Gate Springs -- 301S
from Gardner Spring, Inc.

Gardner Screen Door Springs may be used as replacement springs for interior or exterior screen doors and other lightweight doors. These parts are also used to assist with the closing of interior warehouse doors. GSD-8 is designed for exterior or interior gates. GS-210 and GS-310 have adjustable... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1.1
  • Material: Hard Drawn
  • Wire Diameter: 0.1200
Screen Door and Gate Springs -- GS-210
from Gardner Spring, Inc.

Gardner Screen Door Springs may be used as replacement springs for interior or exterior screen doors and other lightweight doors. These parts are also used to assist with the closing of interior warehouse doors. GSD-8 is designed for exterior or interior gates. GS-210 and GS-310 have adjustable... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.6250
  • Material: Hard Drawn
  • Wire Diameter: 0.0720
Screen Door and Gate Springs -- GSD-4
from Gardner Spring, Inc.

Gardner Screen Door Springs may be used as replacement springs for interior or exterior screen doors and other lightweight doors. These parts are also used to assist with the closing of interior warehouse doors. GSD-8 is designed for exterior or interior gates. GS-210 and GS-310 have adjustable... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.3580
  • Material: Hard Drawn
  • Wire Diameter: 0.0540
Screen Door and Gate Springs -- GSD-5
from Gardner Spring, Inc.

Gardner Screen Door Springs may be used as replacement springs for interior or exterior screen doors and other lightweight doors. These parts are also used to assist with the closing of interior warehouse doors. GSD-8 is designed for exterior or interior gates. GS-210 and GS-310 have adjustable... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.4000
  • Material: Hard Drawn
  • Wire Diameter: 0.0620
Screen Door and Gate Springs -- GSD-8
from Gardner Spring, Inc.

Gardner Screen Door Springs may be used as replacement springs for interior or exterior screen doors and other lightweight doors. These parts are also used to assist with the closing of interior warehouse doors. GSD-8 is designed for exterior or interior gates. GS-210 and GS-310 have adjustable... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 1.03
  • Material: Hard Drawn
  • Wire Diameter: 0.1055
Micro Springs
from Precipart

From concept through high volume production, our high precision, superior quality, custom micro springs and precision metal stamped components have tolerances in the micron range. Full engineering support is available for prototypes, bent parts and laser welded micro mechanical sub-assemblies. WIRE... [See More]

  • Units: Metric Design
  • Material: Stainless steel (optional feature); Copper base alloy (optional feature); Brass (optional feature); Other (optional feature)
Extension Springs & Wire Forms
from Maryland Precision Spring, an MW Industries Company

Our Maryland Precision Spring location has been a custom manufacturer of Belleville disc springs & stacks, constant & variable force springs, motor & power springs, retail PoP pushers, reel retrievers, light stampings, and electrical assemblies since 1972. A leading supplier in the Point of... [See More]

  • Units: English Design; Metric Design
  • Wire Diameter: 0.3120
  • Material: Stainless steel; High carbon steel wire; Nickel base alloy wire; Copper base alloy; Brass; Other
Extension Spring, Long Length - Carbon Steel -- E-1
from Century Spring Corp.

Century Spring warehouses the largest inventory of high-grade extension springs in the world. Extension springs are designed to absorb and store energy as well as create a resistance to a pulling force. It is initial tension that determines how tightly together an extension spring is coiled. This... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.1250
  • Material: High carbon steel wire
  • Wire Diameter: 0.0120
Extension Spring, Long Length - Stainless Steel -- SS10-72
from Century Spring Corp.

Century Spring warehouses the largest inventory of high-grade extension springs in the world. Extension springs are designed to absorb and store energy as well as create a resistance to a pulling force. It is initial tension that determines how tightly together an extension spring is coiled. This... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.6250
  • Material: Stainless steel
  • Wire Diameter: 0.0720
Extension Spring, Regular -- 100
from Century Spring Corp.

Century Spring warehouses the largest inventory of high-grade extension springs in the world. Extension springs are designed to absorb and store energy as well as create a resistance to a pulling force. It is initial tension that determines how tightly together an extension spring is coiled. This... [See More]

  • Units: English Design; Metric Design
  • Outer Diameter (OD): 0.7500
  • Material: Hard Drawn
  • Wire Diameter: 0.0910
Retail Packaged Springs, Specialty Extension Springs, Porch Swing -- DB7010
from Century Spring Corp.

Century Spring warehouses the largest inventory of high-grade extension springs in the world. Extension springs are designed to absorb and store energy as well as create a resistance to a pulling force. It is initial tension that determines how tightly together an extension spring is coiled. This... [See More]

  • Units: English Design; Metric Design
  • Free Length: 7.25
  • Material: Other
  • Spring Rate: 155
Retail Packaged Springs, Specialty Extension Springs, Trampoline -- 6087
from Century Spring Corp.

Century Spring warehouses the largest inventory of high-grade extension springs in the world. Extension springs are designed to absorb and store energy as well as create a resistance to a pulling force. It is initial tension that determines how tightly together an extension spring is coiled. This... [See More]

  • Units: English Design; Metric Design
  • Wire Diameter: 0.1250
  • Outer Diameter (OD): 1.12
  • Free Length: 8.25