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

Machine Bolt

Properties:

Thread Class

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

D9182

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:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

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