Model: 550781

Helical Gear

Special Features:

Used with processing machine, radiographic film, automatic; 6525-01-138-7492; fscm 19139; part no. 104-2878 w/repair parts

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
1.2304 inches
Teeth Quantity
14
Bore Style
10a w/ keyway first end
Bore Style
W/ keyway first end
Mounting Hole Type And Quantity
2 plain axially through body, first end
Outside Diameter
1.4062 inches
Nominallength
0.875 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
45.0000 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches first end
Face Width
0.500 inches
Bore Diameter
0.3750 inches first end
Keyway Width
0.125 inches both ends
Distance From Bore Center To Keyway Bottom
0.2500 inches first end
Hub Style Designator
Plain first end
Hub Diameter
0.875 inches first end
Mounting Hole Diameter
0.1250 inches axially through body, first end
Material
Plastic polytetrafluoroethylene
Style Designator
Protruding hub
NSN
3020-00-239-7628
Part Number
550781
Description
Gear,helical
CAGE
19139

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 550781 NSN 3020-00-239-7628

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:
A
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:
M
SPI No.:
MPPWN00001
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Z
LVL_B:

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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