Model: 542-3994-002

Spur Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
0.3906 inches
Teeth Quantity
25
Bore Style
Plain both ends
Features Provided
Casehardened
Mounting Hole Thread Series Designator
Unf transversely through hub, first end
Mounting Hole Thread Size
0.112 inches transversely through hub, first end
Mounting Hole Type And Quantity
2 threaded transversely through hub, first end
Outside Diameter
0.422 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.204 inches first end
Face Width
0.125 inches
Bore Diameter
0.121 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.343 inches first end
Material
Steel comp 303
Material Specification
Qq-s-763, class 303, cond a federal specification single material response
Surface Treatment
Passivate
Style Designator
Protruding hub
NSN
3020-00-671-1180
Part Number
542-3994-002
Description
Gear,spur
CAGE
13499

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Part 542-3994-002 NSN 3020-00-671-1180

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
197337
UFC:
96690
LTL:
RATING VARIABLE
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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