Model: 277956

Spur Gear

Properties:

Body Style
Webbed, solid
Attachment Method
Mounting hole
Pitch Diameter
1.7500 inches
Teeth Quantity
140
Bore Style
Plain both ends
Mounting Hole Thread Series Designator
Unf axially through hub, first end
Mounting Hole Thread Size
0.060 inches axially through hub, first end
Mounting Hole Type And Quantity
2 threaded axially through hub, first end
Outside Diameter
1.782 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.525 inches first end
Face Width
0.065 inches
Bore Diameter
0.091 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
0.249 inches first end
Material
Steel comp 303
Material Specification
Ams5640 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Protruding hub
NSN
3020-01-275-4295
Part Number
277956
Description
Gear,spur
CAGE
85374

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 277956 NSN 3020-01-275-4295

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:
A
ESD:
ESD:
MMAC:
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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