Model: 912624

Helical Gear

Special Features:

Counterbore second end, dia. 0.877 in. , depth 0.430 in.

Properties:

Body Style
Webbed, solid
Spline Quantity
13 both ends
Attachment Method
Mounting hole
Pitch Diameter
2.6490 inches
Teeth Quantity
41
Bore Style
Involute spline both ends
Spline Pitch Diameter
0.8125 inches both ends
Mounting Hole Thread Series Designator
Unc transversely through hub, first end
Hardness Rating
38.0 rockwell c and 42.0 rockwell c
Mounting Hole Thread Size
0.138 inches transversely through hub, first end
Mounting Hole Type And Quantity
3 threaded transversely through hub, first end
Outside Diameter
2.773 inches
Teeth Type
Single helix
Tooth Form
Stub
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
14.7000 degrees
Distance Between Body Face And Protruding Hub End
0.242 inches second end
Face Width
0.945 inches
Bore Diameter
0.943 inches both ends
Counterbore Depth
0.4300 inches second end
Hub Style Designator
Pinned second end
Hub Style Designator
Plain first end
Hub Diameter
1.500 inches first end
Hub Diameter
1.500 inches second end
Precision Classification
Quality number 12
Material
Steel
Material Specification
Mil-s-5626, cond d military specification single material response
Surface Treatment
Oxide
Surface Treatment Specification
Mil-c-13924, class 2 military specification single treatment response
Style Designator
Protruding hubs
NSN
3020-01-060-4178
Part Number
912624
Description
Gear,helical
CAGE
49956

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 912624 NSN 3020-01-060-4178

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:
1.4000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
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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