Model: 1679631

Worm Gear

Properties:

Spline Quantity
19 both ends
Pitch Diameter
2.6410 inches
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.1250 inches both ends
Hardness Rating
30.0 rockwell c and 35.0 rockwell c
Outside Diameter
2.927 inches
Thread Form Quantity
1
Thread Form Direction
Right-hand
Pressure Angle
20.0000 degrees
Face Width
3.000 inches
Bore Diameter
1.188 inches both ends
Material
Steel comp 4140
Material Specification
Mil-s-16974 military specification single material response
Surface Treatment
Phosphate
Surface Treatment Specification
Mil-p-16232, type m, class 2 military specification single treatment response
Style Designator
Hubless
NSN
3020-00-845-3576
Part Number
1679631
Description
Gear,worm
CAGE
10001

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

Part 1679631 NSN 3020-00-845-3576

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:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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