Model: 03A512-4-13C

Machine Bolt

Special Features:

Bolt head is capped, may be procured without cap, then modified

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.403 inches
Fastener Length
Between 1.200 inches and 1.230 inches
Head Style
Flat countersunk
Head Diameter
0.438 inches
Grip Diameter
Between 0.2485 inches and 0.2495 inches
End Application
Aircraft, bomber
Thread Diameter
0.2500 inches
Grip Length
Between 0.802 inches and 0.822 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
260000 pounds per square inch
Countersink Angle
Between 129.0 degrees and 131.0 degrees
Surface Finish
32.0 microinches fastener
Material
Stainless steel
Material Specification
Ams 5844 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-l-46010, type i military specification single treatment response
Thread Series Designator
Unjf
NSN
5306-01-478-1227
Part Number
03A512-4-13C
Description
Bolt,machine
CAGE
1W025

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 03A512-4-13C NSN 5306-01-478-1227

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:
BQ
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

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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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