Model: 6258299

Worm Wheel Gear

Special Features:

Ftwo puller holes, 3/8 in. 24unf-3b thd, on a 2.800 in. Diameter bolt circle; two holes, 5/16 in. Dia, on a 2.800 in. Diameter bolt circle; one groove, 0.190 min 0.194 max in. W, 0.140 in. Deep, across hub on 2nd end

Properties:

Body Style
Webbed, solid
Spline Quantity
36 both ends
Pitch Diameter
3.9438 inches
Teeth Quantity
21
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.5000 inches both ends
Outside Diameter
4.1838 inches
Nominallength
1.170 inches
Tooth Direction
Right
Throat Radius
2.072 inches
Pressure Angle
17.5000 degrees
Helix Angle
29.8430 degrees
Distance Between Body Face And Protruding Hub End
0.270 inches first end
Face Width
0.900 inches
Bore Diameter
1.574 inches both ends
Counterbore Depth
0.2700 inches first end
Counterbore Diameter
1.574 inches first end
Hub Style Designator
Plain both ends
Hub Diameter
1.860 inches second end
Hub Diameter
1.940 inches first end
Material
Copper alloy
Style Designator
One protruding hub, one flush hub
NSN
3020-00-350-4645
Part Number
6258299
Description
Gear,worm Wheel
CAGE
19207

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 6258299 NSN 3020-00-350-4645

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197480
UFC:
96689
LTL:
125.0
LCL:
125.0
WCC:
586
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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