Model: B1303-4-294

Groove Pulley

Properties:

Groove Depth
0.688 inches
Groove Width
Between 0.677 inches and 0.679 inches
Outside Diameter
9.100 inches
Overall Length
3.875 inches
Thread Size
3/8 - 16
Bore Diameter
Between 1.250 inches and 1.253 inches
Bore Length
3.875 inches
V Groove Angle In Deg
38.0
Pitch Diameter
8.600 inches
Securing Hole Quantity
2
Material And Location
Aluminum alloy, mil-a-17129, class 3-canceled
Face Width
2.500 inches
Design Form
Webbed
Bore Type
Straight
Bearings
Not included
Groove Quantity
3
Counterbore Feature
Not included
Hole Location
One hole located on top of keyway, one hole located 90 degrees from keyway, both holes located 1-3/16 in. From hub end
Keying Facility
Not included
Securing Method
Threaded hole
Split Hub Feature
Not included
Web/spoke Relationship To Face Centerline
Not offset
Lightening Hole
Included
Integral Cooling Vane
Not included
Groove Shape
V
Standard V-belt Section Designation For Which Designed
B
Bore Feature
Included
Securing Location
Aa end
Hub End Outside Diameter And Location
2.500 inches both ends
Distance From Outside Flange/rim To Hub End And Location
1.375 inches both ends
Style Designator
Webbed or spoked
NSN
3020-00-277-1134
Part Number
B1303-4-294
Description
Pulley,groove
CAGE
72907

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 B1303-4-294 NSN 3020-00-277-1134

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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