691-653

View detailed technical data, stock status, and sourcing information for: 691-653
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-343-8802

Item Name Code

04228

Assigment Date

01/01/1963 (63 years ago)

0.090 inches nominal spring free length, 0.156 inches minimum and 0.161 inches maximum inside diameter, curved end second end end style, 0.010 inches nominal stock diameter, machine loop end first end end style

Product Characteristics

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

Inside Diameter: 0.156 inches minimum and 0.161 inches maximum
End Style: curved end second end
End Style: machine loop end first end
Stock Diameter: 0.010 inches nominal
Spring Free Length: 0.090 inches nominal
Coil Quantity: 5-1/2
Coil Helix Direction: left-hand
Spring Free Outside Diameter: 0.176 inches nominal
Hook Radius: 0.011 inches nominal first end
First Bend Radius: 0.031 inches nominal second end
Second Bend Radius: 0.050 inches nominal second end
End Angular Relationship: ends angled one to other
End Length: 0.214 inches nominal first end
End Length: 0.656 inches nominal second end
Hook Leg Length: 0.060 inches nominal first end
Special Features: second spring end has another 2-1/4 coils about 0.250 in. along end length; each coil has nominal inside diameter of 0.080 in.
Material: steel uns k08500 overall
Style Designator: single torsion left 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
691-653	Torsion Helical Spring
77469	Torsion Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-343-8802?

The FSCG of the NSN 5360-00-343-8802 is 5360

Does NSN 5360-00-343-8802 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 5360-00-343-8802 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-343-8802 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 5360-00-343-8802 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963