Model: 532181

Machine Bolt

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.360 inches and 0.400 inches
Fastener Length
Between 1.965 inches and 1.985 inches
Head Style
Hexagon
Head Height
Between 0.146 inches and 0.166 inches
Width Between Flats
Between 0.430 inches and 0.439 inches
Shank Unthreaded Hole Diameter
0.065 inches first hole and 0.072 inches first hole
Thread Diameter
0.250 inches
Grip Length
Between 1.494 inches and 1.554 inches
Features Provided
Finished head
Thready Qty Per Inch (tpi)
28
Hardness Rating
26.0 rockwell c and 32.0 rockwell c
Distance From Head Largest Bearing Surface To Shank Hole Center
1.860 inches first hole and 1.870 inches first hole
Surface Finish
125.0 microinches top of head
Surface Finish
63.0 microinches bearing surface of head
Surface Finish
63.0 microinches grip
Material
Steel comp 8740
Material Specification
Ams 6322 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
Thread Series Designator
Unjf
NSN
5306-00-849-8391
Part Number
532181
Description
Bolt,machine
CAGE
77445

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 532181 NSN 5306-00-849-8391

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:
091950
UFC:
48266
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
713
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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