Model: NAS428HK4A13

Machine Bolt

Special Features:

Slotted shank

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 1.313 inches and 1.406 inches
Fastener Length
Between 1.375 inches and 1.437 inches
Head Style
Crowned hexagon
Head Height
0.141 inches
Width Between Flats
Between 0.428 inches and 0.440 inches
Hole Diameter
Between 0.045 inches and 0.050 inches
Thread Diameter
0.250 inches
Grip Length
Between 0.062 inches and 0.301 inches
Hole Quantity
1
Hole Type
Drilled
Features Provided
Finished head
Thready Qty Per Inch (tpi)
28
Hardness Rating
26.0 rockwell c and 32.0 rockwell c
Minimum Yield Strength
125000 pounds per square inch
Hole Configuration Style
Hexagon flats
Material
Steel comp 8740 or steel comp 4140 or steel comp 8735 or steel comp 4037 or steel comp 4130
Surface Treatment
Cadmium and chromate
Thread Series Designator
Unf
Specification Data
80205-nas428 professional/industrial association standard
NSN
5306-01-454-4377
Part Number
NAS428HK4A13
Description
Bolt,machine
CAGE
80205

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 NAS428HK4A13 NSN 5306-01-454-4377

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:
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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