Model: 51765

Helical Gear

Special Features:

Timing mark 4 degrees 8 min 33 sec ccw from center line of keyway chamfer end, 0.062 in. By 30 degrees chamfer one @end of bore

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
5.4432 inches
Teeth Quantity
42
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
12.7 rockwell c and 21.9 rockwell c
Outside Diameter
5.641 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
39.5167 degrees
Distance Between Body Face And Recessed Hub End
0.125 inches both ends
Face Width
0.875 inches
Bore Diameter
1.594 inches both ends
Keyway Width
0.189 inches both ends
Distance From Bore Center To Keyway Bottom
0.893 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.313 inches second end
Hub Diameter
2.313 inches first end
Material
Steel
Style Designator
Recessed hubs
NSN
3020-00-517-0639
Part Number
51765
Description
Gear,helical
CAGE
04627

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 51765 NSN 3020-00-517-0639

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:
0.2000lbs
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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