Model: 204-011-171-3

Externally Relieved Body Bolt

Special Features:

Cadmium plate 0.0002 in. Min, 0.0004 in. Max thk

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.571 inches and 0.641 inches

Fastener Length

Between 3.476 inches and 3.506 inches

Head Style

Double hexagon extended washer

Head Height

Between 0.494 inches and 0.514 inches

Width Between Flats

Between 0.556 inches and 0.565 inches

Extended Washer Diameter

Between 0.818 inches and 0.828 inches

Extended Washer Thickness

Between 0.113 inches and 0.133 inches

First Diameter From Head

Between 0.4985 inches and 0.4995 inches

Second Diameter From Head

Between 0.420 inches and 0.430 inches

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

Between 2.590 inches and 2.610 inches

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

Between 2.865 inches and 2.905 inches

Thread Diameter

0.500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

180000 pounds per square inch

Hardness Rating

39.0 rockwell c and 43.0 rockwell c

Externally Relieved Body Diameter Quantity

Material

Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4340

Material Specification

Mil-s-5000 military specification 1st material response or mil-s-5626 military specification 2nd material response or mil-s-6049 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-8503 military specification 5th material response

Surface Treatment

Cadmium

Test Data Document

81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Thread Series Designator

Unf

NSN

5306-00-873-7844

Part Number

204-011-171-3

Description

Bolt,externally Relieved Body

CAGE

97499

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 204-011-171-3 NSN 5306-00-873-7844

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:

0.3000lbs

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