Model: MIL-S-1222,STEE L,HEX HEAD,TY-3

Machine Bolt

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
4.250 inches
Fastener Length
9.500 inches
Head Style
Hexagon
Head Height
Between 1.175 inches and 1.388 inches
Width Between Flats
Between 3.025 inches and 3.125 inches
Thread Diameter
2.000 inches
Grip Length
5.250 inches
Features Provided
Finished head
Thready Qty Per Inch (tpi)
4.5
Min. Tensile Strength (psi)
125000 pounds per square inch
Hardness Rating
25.0 rockwell c and 34.0 rockwell c
Minimum Yield Strength
105000 pounds per square inch
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 4140 or steel comp 4142 or steel comp 4145
Material Specification
Astm a193 gr b7 assn standard all material responses
Surface Treatment
Zinc and chromate
Surface Treatment Specification
Astm b633 ty2 cl fe/zn 13 assn standard single treatment response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
3 type and b7 grade
NSN
5306-01-324-2580
Part Number
MIL-S-1222,STEE L,HEX HEAD,TY-3
Description
Bolt,machine
CAGE

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 MIL-S-1222,STEE L,HEX HEAD,TY-3 NSN 5306-01-324-2580

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

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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