Model: 6346A

Machine Bolt

Special Features:

Extended washer taper, dia at base of hex head 0.969, dia at washer face 0.906

Properties:

Thread Direction
Right-hand
Thread Length
1.125 inches
Fastener Length
3.125 inches
Head Style
Hexagon extended washer
Head Height
0.500 inches
Width Between Flats
0.750 inches
Extended Washer Diameter
0.969 inches
Extended Washer Thickness
0.125 inches
Thread Diameter
0.500 inches
Features Provided
Finished head
Nonstandard Thread Pitch Diameter
+0.4463/+0.4500 inches
Thready Qty Per Inch (tpi)
13
Min. Tensile Strength (psi)
115000 pounds per square inch
Hardness Rating
25.0 rockwell c and 180.0 rockwell c
Material
Steel comp 1536
Material Specification
Sae 1036 assn standard single material response
Thread Series Designator
Unc
NSN
5306-00-273-6390
Part Number
6346A
Description
Bolt,machine
CAGE
1ML14

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 6346A NSN 5306-00-273-6390

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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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