Model: 77-7C21

Spur Gear

Properties:

Body Style
Webbed, offset, solid
Attachment Method
Mounting hole
Pitch Diameter
6.2490 inches
Teeth Quantity
150
Bore Style
W/counterbore counterbore, first end
Mounting Hole Type And Quantity
4 plain axially through body, first end
Outside Diameter
6.330 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Body Recess Depth
0.031 inches first end
Face Width
0.312 inches
Bore Diameter
1.625 inches counterbore, first end
Counterbore Depth
0.031 inches counterbore, first end
Counterbore Diameter
2.000 inches counterbore, first end
Mounting Hole Diameter
0.203 inches axially through body, first end
Bolt Hole Circle Diameter
0.300 inches axially through body, first end
Material
Plastic phenolic
Material Specification
Mil-p-15035, type fbm military specification single material response
Style Designator
Hubless, recessed body
NSN
3020-00-786-6633
Part Number
77-7C21
Description
Gear,spur
CAGE
82005

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 77-7C21 NSN 3020-00-786-6633

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
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:
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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