12296877-2

View detailed technical data, stock status, and sourcing information for: 12296877-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-01-311-0207

Item Name Code

04227

Assigment Date

11/17/1989 (36 years ago)

A tubular or solid item specifically designed to transmit intermittent motion from the engine poppet valve tappet to the engine poppet valve rocker arm.

0.680 inches nominal inside diameter, 24 coil quantity, long round hook second end end style, 8.170 inches nominal spring free length, short twisted hook 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: 0.680 inches nominal
End Style: long round hook second end
End Style: short twisted hook first end
Spring Free Length: 8.170 inches nominal
Coil Quantity: 24
Load Rating: 25.50 pounds nominal
Coil Helix Direction: right-hand or left-hand
Spring Deflection Rate: 6.300 pounds per inch minimum and 8.300 pounds per inch maximum
Spring Free Outside Diameter: 0.850 inches nominal
Spring Length Under Load: 11.620 inches nominal
Coil To Hook Inside Length: 0.640 inches nominal first end
Material: steel uns k08500 overall
Material Document And Classification: astm a228 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response overall
Style Designator: cylindrical

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
10086978	Extension Helical Spring
12296877-2	Extension Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-01-311-0207?

The FSCG of the NSN 5360-01-311-0207 is 5360

Does NSN 5360-01-311-0207 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 5360-01-311-0207 contain precious materials?

Item does not contain precious metal.

Does NSN 5360-01-311-0207 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 5360-01-311-0207 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Fri, Nov 17, 1989