Model: 51-6-16

Helical Gear

Special Features:

Mtg holes equally spaced, 0.375 diameter counterbore, 0.3125 in. Deep

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
9.0000 inches
Teeth Quantity
288
Bore Style
Plain both ends
Mounting Hole Type And Quantity
6 counterbored axially through body, first end
Outside Diameter
9.057 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
19.4667 degrees
Face Width
0.480 inches
Bore Diameter
7.563 inches both ends
Precision Classification
Ultra precision class 1
Mounting Hole Diameter
0.196 inches axially through body, first end
Bolt Hole Circle Diameter
8.125 inches axially through body, first end
Material
Steel comp 410
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Passivate
Style Designator
Hubless
NSN
3020-00-294-6142
Part Number
51-6-16
Description
Gear,helical
CAGE
82005

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

Part 51-6-16 NSN 3020-00-294-6142

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
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:
2.7000lbs
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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