Model: B978

Bevel Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
2.2004 inches
Teeth Quantity
11
Bore Style
Plain both ends
Hardness Rating
49.0 rockwell h and 52.0 rockwell h
Outside Diameter
2.455 inches
Nominallength
1.281 inches
Teeth Type
Straight
Pressure Angle
20.0000 degrees
Pitch Angle
26.5644 degrees
Distance Between Body Face And Protruding Hub End
0.622 inches second end
Face Width
0.760 inches
Bore Diameter
1.000 inches both ends
Hub Style Designator
Pinned second end
Hub Diameter
1.750 inches second end
Mounting Hole Diameter
0.312 inches transversely through hub, first end
Material
Steel comp 1015
Material Specification
Qq-s-634 federal specification single material response
Style Designator
Peripheral face, back hub protruding
NSN
3020-00-389-8199
Part Number
B978
Description
Gear,bevel
CAGE
72540

A gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. See also gear, antibacklash, bevel.

Part B978 NSN 3020-00-389-8199

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05463
FIIG:
A27300
Concept No.:
1
App. Key:
AE
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:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
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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