Model: 6560591

Suspension Torsion Bar

Special Features:

Connecting end data, second end, solid bar, w/thd end hole, 0.4675 in. Max, 0.4825 in. Max pitch dia

Properties:

Overall Length
Between 70.312 inches and 70.562 inches
Outside Diameter
Between 1.719 inches and 1.734 inches
Second End Thread Class
1a
Second End Thread Direction
Right-hand
First End Chamfer Length
1.125 inches
Second End Chamfer Length
0.188 inches
First End Pitch Diameter
2.115 inches
Second End Pitch Diameter
2.216 inches
Second End Internal Thread Length
0.875 inches
Cover
Not provided
Second End Thread Size
1/2-20
Second End Thread Series/type Designator
Unf
Construction
Solid
Twist Direction
Clockwise
First End Cross-sectional Shape
Serrated
First End Teeth Quantity
42
First End Serration Length
1.000 inches
First End Major Diameter
Between 2.141 inches and 2.145 inches
First End Pressure Angle In Deg
50.00
Second End Cross-sectional Shape
Serrated
Second End Teeth Quantity
44
Second End Serration Length
0.875 inches
Second End Major Diameter
Between 2.242 inches and 2.246 inches
Second End Pressure Angle In Deg
50.00
Solid Bar End Characteristic At Second End
Threaded hole
Material
Steel, qq-s-624, 4150h or 8653h or 8660h
Fsc Application Data
Track suspension, combat tank
NSN
2510-00-656-0591
Part Number
6560591
Description
Torsion Bar,suspension
CAGE

A straight metal item having a solid or tubular circular cross section with serrations, flats, or the like, on each end. It is designed to withstand a severe twisting action along its longitudinal axis, while held fast at the ends. It is used in the suspension system of a vehicle to absorb road shock. See also torque rod, tandem axle.

Part 6560591 NSN 2510-00-656-0591

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
21827
FIIG:
T307-R
Concept No.:
App. Key:
RA
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:
017920
UFC:
08200
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
581
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8708295170
  • SITC: 78432
  • End Use: Other parts and accessories of vehicles
  • NAICS: 336211
  • USDA: 1

Freight Class: Parts and accessories, nesoi, of bodies (including cabs) of heading 8701 to 8705

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