3S5271-7PC57

View detailed technical data, stock status, and sourcing information for: 3S5271-7PC57
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-486-3515

Item Name Code

04228

Assigment Date

06/19/1974 (52 years ago)

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

one hook end overall end style, left-hand coil helix direction, 0.875 inches nominal spring free length, 0.438 inches nominal inside diameter, 0.525 inches nominal center section width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Inside Diameter: 0.438 inches nominal
End Style: one hook end overall
Spring Free Length: 0.875 inches nominal
Center Section Width: 0.525 inches nominal
Coil Helix Direction: left-hand
Spring Free Outside Diameter: 0.532 inches nominal
Coil Axis To Center Section Distance: 0.453 inches nominal
End Angular Relationship: end w/lh helix of coil angled to center section or end w/rh helix of coil angled to center section
End Length: 1.750 inches nominal both ends
Special Features: coil helix other direction rh
Surface Treatment: cadmium or zinc overall
Style Designator: single torsion right hand

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
14209-1A	Torsion Helical Spring
3S5271-7PC57	Torsion Helical Spring

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5360-00-486-3515?

The FSCG of the NSN 5360-00-486-3515 is 5360

Does NSN 5360-00-486-3515 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5360-00-486-3515 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-486-3515 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5360-00-486-3515 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Jun 19, 1974