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Worldwide distributor of NSN parts and consumables located in the USA.

Torsion Helical Spring

Model / MPN: SP-1551-1 | NSN: 5360-00-004-4037
ITAR Registered seal

An open-or close-wound coil spring consisting of one or more helical coils, wound from different shapes and types of material and finished at the ends, designed to exert pressure in a rotating direction around the coil axis. Excludes springs designed for thermal actuation (springs in which the torsion forces are counteracted by changes in temperature) and spring, reinforcing, hose.

Product Details
NATO Stock Number
5360-00-004-4037
Sold in multiples of
1 EA
DEMIL
NO
Inside Diameter
0.367 inches
End Style
One hook end
Center Section Width
0.207 inches
Coil Quantity
2-1/4
Coil Helix Direction
Right-hand or left-hand
Spring Free Outside Diameter
0.449 inches
Coil Axis To Center Section Distance
0.437 inches
End Angular Relationship
Ends angled one to other
End Length
1.250 inches both ends
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, class 1 federal specification single treatment response
Style Designator
Single torsion right hand
Solicitations
Solicitation Description Qty UOM Close Date
SPE5EK17T1879 Spring, Helical, Tors 30 EA 11/17/2016
SPE5EK19T7258 Spring, Helical, Tors 70 EA 03/07/2019
SPE5EK19T061L Spring, Helical, Tors 24 EA 05/28/2019
SPE5EK20T3099 Spring, Helical, Tors 74 EA 12/23/2019

Pricing and Availability

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SP-1551-1 Cross Reference