Model: 21A1400

Spur Gear

Special Features:

Spline minor dia. 2.301 in. Nom

Properties:

Body Style
Webbed, solid
Spline Quantity
6 both ends
Pitch Diameter
8.0000 inches
Teeth Quantity
24
Bore Style
Straight spline both ends
Hardness Rating
58.0 rockwell c and 62.0 rockwell c
Hardness Rating
58.0 rockwell c and 62.0 rockwell c
Outside Diameter
8.500 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Face Width
1.750 inches
Hub Style Designator
Plain both ends
Hub Diameter
3.250 inches first end
Hub Diameter
3.250 inches second end
Material
Steel comp 8720 and steel comp 8620
Material
Steel comp 8720 and steel comp 8620
Material Specification
66, aisi/sae 8720 federal standard 1st material response and 66, aisi/sae 8620 federal standard 2nd material response
Style Designator
Flush hub
NSN
3020-00-301-7446
Part Number
21A1400
Description
Gear,spur
CAGE
45320

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 21A1400 NSN 3020-00-301-7446

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
121870
UFC:
64910
LTL:
77.5
LCL:
70.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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