Model: S1187

Worm Wheel Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
Between 0.4140 inches and 0.4160 inches
Teeth Quantity
20
Face Type
Concave
Bore Style
Plain both ends
Outside Diameter
0.500 inches
Tooth Direction
Left
Throat Radius
0.177 inches
Mating Thread Lead Quantity
1
Pressure Angle
14.5000 degrees
Helix Angle
3.5498 degrees
Distance Between Body Face And Protruding Hub End
0.188 inches first end
Face Width
0.156 inches
Bore Diameter
0.250 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.344 inches first end
Material
Copper alloy
Style Designator
Protruding hub
NSN
3020-00-517-2807
Part Number
S1187
Description
Gear,worm Wheel
CAGE
47496

A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. See also gear, antibacklash, worm wheel.

Part S1187 NSN 3020-00-517-2807

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05468
FIIG:
A27300
Concept No.:
1
App. Key:
AK
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

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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