Model: 13206E1066

Externally Relieved Body Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.469 inches
Fastener Length
Between 1.570 inches and 1.610 inches
Head Style
Hexagon
Head Height
Between 0.172 inches and 0.190 inches
Width Between Flats
Between 0.367 inches and 0.375 inches
First Diameter From Head
Between 0.248 inches and 0.249 inches
Second Diameter From Head
Between 0.213 inches and 0.216 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.850 inches and 0.890 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
1.121 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Hardness Rating
28.0 rockwell c and 34.0 rockwell c
Hardness Rating
28.0 rockwell c and 34.0 rockwell c
Askewed Head Angle
Between 88.0 degrees and 92.0 degrees
Externally Relieved Body Diameter Quantity
2
Material
Steel comp 8640 or steel comp 4140 or steel comp 8740
Material
Steel comp 8640 or steel comp 4140 or steel comp 8740
Material Specification
Sae j404 assn standard all material responses
Surface Treatment
Oxide
Thread Series Designator
Unc
NSN
5306-00-116-6667
Part Number
13206E1066
Description
Bolt,externally Relieved Body
CAGE

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

Part 13206E1066 NSN 5306-00-116-6667

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06675
FIIG:
A003B0
Concept No.:
App. Key:
BF
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

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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