Suspension Torsion Bar

NSN: 2510-00-656-0591 | Model: 6560591

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.

NSN Properties and Flags

NATO Stock Number

2510-00-656-0591

DEMIL

Yes - ITAR Controlled (Code B)

Overall Length

Between 70.312 inches and 70.562 inches

Outside Diameter

Between 1.719 inches and 1.734 inches

Second End Thread Class

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

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

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

Special Features

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

Material

Steel, qq-s-624, 4150h or 8653h or 8660h

Fsc Application Data

Track suspension, combat tank

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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HAZMAT Certified
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NSN 2510-00-656-0591 Datasheet

Supply Class (FSC):

Frame Structural Components Body Vehicular Cab

Cross Reference:

6560591

Cage Codes:

U S Army Tank Automotive Command (CAGE 19207)

Schedule B & Trade:

Schedule B: 8708295170 (NAICS 336211)

Parts and accessories, nesoi, of bodies (including cabs) of heading 8701 to 8705
SITC: 78432

Other parts and accessories of motor vehicle bodies of headings 8701 to 8705 (including cabs)
End Use: 30230

Other parts and accessories of vehicles

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

017920 - Auto axles
WCC:

581 - Automobile parts, new
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
LCL:

W - Rating variable
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2510-00-656-0591 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Austria, and Greece
What is the NIIN of NSN 2510-00-656-0591?
006560591 or 00-656-0591
Does NSN 2510-00-656-0591 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2510-00-656-0591?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963