Model: 28784-3

Spur Gear

Properties:

Body Style
Plain, solid
Spline Quantity
10 both ends
Pitch Diameter
0.5937 inches
Teeth Quantity
19
Bore Style
Involute spline both ends
Spline Pitch Diameter
0.2083 inches both ends
Backlash Designation
Grade c
Hardness Rating
89.0 rockwell superficial 15-n and 91.0 rockwell superficial 15-n
Hardness Rating
89.0 rockwell superficial 15-n and 91.0 rockwell superficial 15-n
Outside Diameter
0.656 inches
Nominallength
0.281 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.094 inches first end
Face Width
0.187 inches
Bore Diameter
0.201 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.328 inches first end
Precision Classification
Quality number 10 or quality number 11
Material
Steel comp 4620
Material Specification
Mil-s-7493, comp 4620 military specification single material response
Surface Treatment
Passivate
Style Designator
Protruding hub
NSN
3020-00-347-4896
Part Number
28784-3
Description
Gear,spur
CAGE
81982

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 28784-3 NSN 3020-00-347-4896

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:
HY
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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