Model: 4C21029-101A

Groove Pulley

Properties:

Groove Depth
Between 0.218 inches and 0.238 inches
Groove Width
Between 0.255 inches and 0.275 inches
Outside Diameter
Between 4.200 inches and 4.210 inches
Bore Diameter
0.313 inches
Bore Length
0.390 inches
Groove Radius
Between 0.094 inches and 0.097 inches
Material And Location
Aluminum alloy, qq-a-250/4, alloy 2024, t351
Face Width
0.482 inches
Design Form
Webbed
Bore Type
Straight
Bearings
Included
Groove Quantity
1
Counterbore Feature
Not included
Bearing Quantity
1
Keying Facility
Not included
Split Hub Feature
Not included
Lightening Hole
Included
Integral Cooling Vane
Not included
Groove Shape
U
Bore Feature
Included
Bearing Type
Ball
Hub End Outside Diameter And Location
1.750 inches both ends
Distance From Outside Flange/rim To Hub End And Location
0.046 inches both ends
Style Designator
Webbed or spoked
NSN
3020-00-862-8420
Part Number
4C21029-101A
Description
Pulley,groove
CAGE
98897

A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.

Part 4C21029-101A NSN 3020-00-862-8420

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08109
FIIG:
T353-A
Concept No.:
1
App. Key:
AA
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:
127320
UFC:
64560
LTL:
70.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8487900080
  • SITC: 74999
  • End Use: Industrial machines, other
  • NAICS: 333999
  • USDA: 1

Freight Class: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers

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