Model: 8438158

Worm Gear

Properties:

Pitch Diameter
0.4380 inches
Face Type
Straight
Bore Style
Plain both ends
Outside Diameter
0.500 inches
Nominallength
0.876 inches
Thread Form Quantity
2
Thread Form Direction
Right-hand
Pressure Angle
20.0000 degrees
Helix Angle
8.1333 degrees
Distance Between Body Face And Protruding Hub End
0.188 inches first end
Face Width
0.687 inches
Bore Diameter
0.252 inches both ends
Hub Style Designator
Pinned first end
Hub Diameter
0.352 inches first end
Material
Steel comp 1117
Material Specification
Fed-std-66 aisisae 1117 federal standard single material response
Style Designator
Protruding hub
NSN
3020-00-116-3380
Part Number
8438158
Description
Gear,worm
CAGE
19204

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

Part 8438158 NSN 3020-00-116-3380

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:
--
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:
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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