Model: 344057-9

Machine Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.046 inches and 1.096 inches
Fastener Length
Between 3.010 inches and 3.040 inches
Head Style
Double hexagon w/hole
Head Height
0.690 inches
Width Between Flats
Between 0.806 inches and 0.812 inches
Extended Washer Diameter
Between 1.220 inches and 1.230 inches
Extended Washer Thickness
0.156 inches
Hole Diameter
0.071 inches
Thread Diameter
0.750 inches
Grip Length
Between 1.944 inches and 1.964 inches
Hole Quantity
4
Hole Type
Drilled
Features Provided
Finished head
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
200000 pounds per square inch
Hardness Rating
44.0 rockwell c and 46.0 rockwell c
Hole Configuration Style
Round
Material
Steel
Material Specification
Mil-s-5000, comp 4340, cond c1 military specification single material response or mil-s-6049, comp 8740, cond c4 military specification single material response
Surface Treatment
Cadmium
Thread Series Designator
Unf
NSN
5306-00-307-1986
Part Number
344057-9
Description
Bolt,machine
CAGE
98897

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 344057-9 NSN 5306-00-307-1986

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:
U
ESD:
ESD:
MMAC:
PP
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:
Z
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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