Model: 66-1882

Machine Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.420 inches

Fastener Length

6.150 inches

Head Style

Hexagon

Head Height

Between 0.100 inches and 0.110 inches

Width Between Flats

0.625 inches

Shank Unthreaded Hole Diameter

0.106 inches first hole and 0.111 inches first hole

Thread Diameter

0.500 inches

Features Provided

Finished head

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

145000 pounds per square inch

Hardness Rating

33.0 rockwell c

Distance From Head Largest Bearing Surface To Shank Hole Center

5.980 inches first hole

Material

Steel comp 4340 or steel comp 4140

Material Specification

Mil-s-5000 military specification 1st material response or mil-s-5626 military specification 2nd material response

Thread Series Designator

Unf

NSN

5306-01-171-6113

Part Number

66-1882

Description

Bolt,machine

CAGE

82918

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 66-1882 NSN 5306-01-171-6113

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:

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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