2805-00-212-8384

Find complete technical information, availability, and procurement data for: 2805-00-212-8384

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2805-00-212-8384
Federal Supply Group
Engines, Turbines, and Components
National Stock Number
2805-00-212-8384
Item Name Code
16509
Assigment Date
04/18/1973 (53 years ago)

A circular metal item specifically designed to be attached to the engine crankshaft. Its primary function is to counteract variable torque and reduce the fluctuations of an internal combustion engine, during changes of speed. It may have a ring gear, cooling fan, permanent magnets, and/or the like. Excludes:engine crankshaft dampers.

flat head style, slot oil passage type, 3.770 inches nominal diameter, 4.200 inches nominal overall height, 0.6250 inches nominal pinhole diameter

Product Characteristics

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

Head Style
flat
Overall Height
4.200 inches nominal
Diameter
3.770 inches nominal
Oil Passage Type
slot
Pinhole Diameter
0.6250 inches nominal
Surface Finish
finished
Finished Size Designation
standard
Skirt Type
solid
Cut Depth
1.125 inches nominal
Skirt Bottom Cutaway Feature
included
Ring Groove Quantity
3
Ring Groove Width
0.3800 inches nominal 3rd ring
Ring Groove Width
0.0098 inches nominal 1st ring
Ring Groove Width
0.0098 inches nominal 2nd ring
Ring Groove Diameter
3.406 inches nominal 1st ring
Ring Groove Diameter
3.406 inches nominal 2nd ring
Ring Groove Diameter
3.406 inches nominal 3rd ring
Oil Groove
included
Distance From Pin Hole Center To Extreme Top
1.531 inches nominal
Pin Hole Bushing
not included
Distance Between Pin Bosses
1.531 inches nominal
Retaining Ring Groove
included
Pin
included
Pin Type For Which Designed
locking
Ring
included
Carbon Groove
not included
Material
aluminum and steel
Weight
30.0 ounces

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FAQs

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

What is the FSCG of the NSN 2805-00-212-8384?
The FSCG of the NSN 2805-00-212-8384 is 2805
Does the NSN 2805-00-212-8384 have a Schedule B code assigned?
Yes, the Schedule B code is 8409918000
Does NSN 2805-00-212-8384 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 2805-00-212-8384 contain precious materials?
Precious metal content is unknown
Does NSN 2805-00-212-8384 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 2805-00-212-8384 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Wed, Apr 18, 1973

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