Model: NAS566C71

Externally Relieved Body Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.016 inches and 2.220 inches

Fastener Length

Between 2.159 inches and 2.250 inches

Head Style

Hexagon

Head Height

0.281 inches

Width Between Flats

Between 0.552 inches and 0.564 inches

Hole Diameter

Between 0.070 inches and 0.080 inches

First Diameter From Head

Between 0.3450 inches and 0.3750 inches

Distance From Largest Bearing Surface Of Head To End Of First Diameter

Between 0.030 inches and 0.060 inches

Point Style

Flat

Thread Diameter

0.375 inches

Hole Quantity

Hole Type

Drilled

Features Provided

Finished head

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

180000 pounds per square inch

Hardness Rating

36.0 rockwell c and 40.0 rockwell c

Hole Configuration Style

Hexagon flats

Externally Relieved Body Diameter Quantity

Material

Iron alloy 660

Material Specification

Ams 5737 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Thread Series Designator

Unjf

Specification Data

80205-nas566 professional/industrial association standard

NSN

5306-01-285-2014

Part Number

NAS566C71

Description

Bolt,externally Relieved Body

CAGE

80205

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

Part NAS566C71 NSN 5306-01-285-2014

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06675

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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