Model: 551-210HS187CD

Spur Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
2.1875 inches
Teeth Quantity
210
Bore Style
Plain both ends
Backlash Designation
Grade c
Outside Diameter
2.208 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.250 inches first end
Face Width
0.125 inches
Bore Diameter
0.187 inches both ends
Hub Style Designator
1 step first end
End Length
0.188 inches first end
Precision Classification
Quality number 10 or quality number 11
End Diameter
0.500 inches first end
First Step Length
0.062 inches first end
First Step Diameter
0.875 inches first end
Material
Aluminum alloy 2024 teeth
Material
Steel comp 303s hub
Material Specification
Mil-s-7720 military specification single material response hub
Material Specification
Qq-a-225/6, t4 federal specification single material response teeth
Surface Treatment
Anodize teeth
Surface Treatment
Passivate hub
Surface Treatment Specification
Mil-a-8625, type 1 military specification single treatment response teeth
Style Designator
Protruding hub
NSN
3020-00-950-8158
Part Number
551-210HS187CD
Description
Gear,spur
CAGE
01351

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part 551-210HS187CD NSN 3020-00-950-8158

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
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:
--
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:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197337
UFC:
96690
LTL:
RATING VARIABLE
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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