Model: 12C179

Fifth Wheel Kingpin

Special Features:

45 degrees chamfer on upper edge of bolt holes

Properties:

Head Height
Between 0.546 inches and 0.578 inches
Flange Thickness
Between 0.625 inches and 0.641 inches
Mounting Hole Diameter
0.875 inches
Mounting End Type
Flange
Body Length
Between 1.250 inches and 1.375 inches
Body Outside Diameter
Between 2.870 inches and 2.880 inches
Mounting Flange Bolt Hole Quantity
6
Metallic Hardness Rating
20.0 rockwell c and 27.0 rockwell c
Head Outside Diameter
Between 2.297 inches and 2.827 inches
Shoulder Outside Diameter
Between 2.968 inches and 3.000 inches
Flange Outside Diameter
Between 8.000 inches and 8.500 inches
Shoulder Length
Between 0.359 inches and 0.391 inches
Pin Length
Between 3.625 inches and 3.688 inches
Mounting Hole Spacing
Equally spaced on 5-3/4 in. Bolt circle
Flange Shape
Round
Locking Recess Outside Diameter
Between 1.995 inches and 2.005 inches
Locking Recess Length
Between 1.422 inches and 1.454 inches
Material
Steel
Material
Steel
Style Designator
Locking recess
NSN
2510-00-706-7973
Part Number
12C179
Description
Kingpin,fifth Wheel
CAGE
1DF03

A metal item designed for mounting to a fifth wheel coupler or fifth wheel upper plate to provide a towing and pivot connection between a truck-tractor or dolly and the semitrailer.

Part 12C179 NSN 2510-00-706-7973

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
11407
FIIG:
T305-E
Concept No.:
App. Key:
EA
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:
11.8000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
99
LVL_A:
C
LVL_B:
H

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
018920
UFC:
08800
LTL:
70.0
LCL:
70.0
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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