Model: 31098-1

Worm Gear

Properties:

Pitch Diameter
0.5000 inches
Face Type
Straight
Bore Style
Plain both ends
Outside Diameter
0.531 inches
Thread Form Quantity
4
Thread Form Direction
Right-hand
Pressure Angle
14.5000 degrees
Helix Angle
7.1833 degrees
Distance Between Body Face And Protruding Hub End
0.110 inches first end
Face Width
0.750 inches
Bore Diameter
0.249 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
0.437 inches first end
Precision Classification
Quality number 10 or quality number 11
Material
Steel comp 303s
Material Specification
Mil-s-7720 military specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072, e300 military specification single treatment response
Style Designator
Protruding hub
NSN
3020-01-181-8574
Part Number
31098-1
Description
Gear,worm
CAGE
47496

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

Part 31098-1 NSN 3020-01-181-8574

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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