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- NSN 3020-00-391-9532
3020-00-391-9532
Description: Helical Gear
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MIL-S-890 Helical Gear
Spec. Type | Spec. | Color | Gloss | Size |
---|---|---|---|---|
Material document and classification | MIL-S-890 |
Array Properties
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NSN:Array
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Description:Helical Gear
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Shelf Life:N/A
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DEMIL:NO
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UOM:1 EA
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Body Style:Webbed, with lightening holes
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Pitch Diameter:10.8000 inches
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Teeth Quantity:54
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Bore Style:Plain both ends
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Hardness Rating:10.0 rockwell c and 16.0 rockwell c
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Outside Diameter:11.0858 inches
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Teeth Type:Single helix
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Tooth Form:Stub
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Tooth Direction:Left
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Pressure Angle:20.0000 degrees
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Helix Angle:27.3217 degrees
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Distance Between Body Face And Protruding Hub End:0.938 inches both ends
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Face Width:1.500 inches
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Bore Diameter:2.0000 inches both ends
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Hub Style Designator:Plain both ends
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Hub Diameter:2.997 inches second end
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Special Features:Two counterweights, one oil plug, two rivets, three oil holes 0.189 in. Dia, one located 1.938 in. From center of bore on 1st end drilled 2.875 in. Deep, two located on hub side 0.688 in. From each hub end, drilled at a 6 degrees angle to meet oil hole drilled from 1st end, fig 2 stamped on side of gear face on centerline between teeth 9deg 31 min cow from upper vertical centerline, fig 4 twelve spaces @cw from fig 2, fig 1 eleven spaces cw from fig 4
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Material:Steel
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Material Specification:Mil-s-890, class b military specification single material response
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Style Designator:Protruding hubs