Model: 10186639

Worm Gear

Special Features:

Outside diameter 0.382min 0.386max in.; bore provision included; bore diameter 0.155min 0.1555max in.; bore length 0.670 in.; straight gear teeth type; gear thread lead 0.0654 in.; circular pitch 0.06545 in.

Properties:

Attachment Method
Mounting hole
Pitch Diameter
0.3445 inches
Bore Style
Plain first end
Mounting Hole Thread Series Designator
Unc axially through hub, first end
Mounting Hole Thready Qty Per Inch (tpi)
40 axially through hub, first end
Hardness Rating
35.0 rockwell c and 40.0 rockwell c
Mounting Hole Thread Size
0.112 inches axially through hub, first end
Mounting Hole Type And Quantity
1 threaded axially through hub, first end
Nominallength
0.670 inches
Thread Form Quantity
1
Thread Form Direction
Right-hand
Pressure Angle
14.5000 degrees
Helix Angle
3.46648 degrees
Distance Between Body Face And Protruding Hub End
0.360 inches first end
Face Width
0.310 inches
Material
Steel comp 416
Material Specification
Qq-s-764, type 416, cond t/canceled federal specification single material response
NSN
3020-00-904-4556
Part Number
10186639
Description
Gear,worm
CAGE
18876

A gear with teeth on its outer surface in the form of helical threads.

Part 10186639 NSN 3020-00-904-4556

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05467
FIIG:
A27300
Concept No.:
1
App. Key:
AJ
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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