Model: 820644-2

Machine Bolt

Special Features:

0.094 in. length from top head, 0.050 - 0.060 in. Nomnial hole dia. (qty.4), use for safety wire

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.905 inches and 0.935 inches
Fastener Length
Between 1.405 inches and 1.435 inches
Head Style
Double hexagon w/hole
Head Height
0.504 inches
Width Between Flats
Between 0.553 inches and 0.565 inches
Extended Washer Diameter
Between 0.818 inches and 0.828 inches
Extended Washer Thickness
0.123 inches
End Application
E-2c aircraft
Thread Diameter
0.500 inches
Grip Length
0.500 inches
Features Provided
Dry film lubricant
Thready Qty Per Inch (tpi)
20
Part Name Assigned By Controlling Agency
Bolt, machine - 12 point
Material
Stainless steel
Material Specification
Ams 5726 assn standard single material response
Thread Series Designator
Unjf
NSN
5306-01-598-6599
Part Number
820644-2
Description
Bolt,machine
CAGE

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

Part 820644-2 NSN 5306-01-598-6599

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01847
FIIG:
A003B0
Concept No.:
App. Key:
BR
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:
--
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:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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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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