Model: 232285Y27

Externally Relieved Body Bolt

Special Features:

Outer edge of one wrench flat chamfered 45 degrees to a depth of 0.100 in. Min, 0.120 in. Max

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.560 inches and 0.580 inches

Fastener Length

Between 1.640 inches and 1.650 inches

Head Style

Round w/wrench flats chamfered

Head Diameter

0.880 inches

Head Height

Between 0.270 inches and 0.280 inches

Width Between Flats

0.530 inches

First Diameter From Head

Between 0.5095 inches and 0.5100 inches

Second Diameter From Head

0.360 inches

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

Between 0.730 inches and 0.740 inches

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

Between 1.100 inches and 1.110 inches

Thread Diameter

0.438 inches

Thready Qty Per Inch (tpi)

Hardness Rating

32.0 rockwell c and 36.0 rockwell c

Criticality Code Justification

Aawc

Externally Relieved Body Diameter Quantity

Material

Steel comp 8740

Material Specification

Ams 6322 assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Ams 2400 assn standard single treatment response

Test Data Document

81343-ams 2640 standard (includes industry or association standards, individual manufactureer standards, etc.).

Thread Series Designator

Unf

NSN

5306-00-415-1881

Part Number

232285Y27

Description

Bolt,externally Relieved Body

CAGE

0AHP5

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 232285Y27 NSN 5306-00-415-1881

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:

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