Model: 3278F84

Differential Spider

Special Features:

Arm lubricant method passage: flats; lubrication mode: in lubrication; fsc application data: vehicular power transmission components

Properties:

Hub Outside Diameter
3.4375 inches
Arm Length
2.156 inches
Length Across Arms
7.5625 inches
Arm Diameter
Between 1.122 inches and 1.127 inches
Hub Thickness
0.9375 inches
Hub Bore Diameter
2.1875 inches
Material
Steel
NSN
2520-00-303-5074
Part Number
3278F84
Description
Spider,differential
CAGE
78500

A spider with four radiating arms, designed to form a connection between two shafts, which allows one shaft to rotate while the other is stopped or rotates at a different speed or direction.

Part 3278F84 NSN 2520-00-303-5074

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
10263
FIIG:
A52400
Concept No.:
1
App. Key:
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
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:
3.0000lbs
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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
885
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483909500
  • SITC: 74890
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts

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