Model: 138657

Externally Relieved Body Bolt

Properties:

Thread Direction

Right-hand

Thread Length

0.590 inches

Fastener Length

3.320 inches

Head Style

Dee chamfer

Head Diameter

0.770 inches

Head Height

0.140 inches

Distance From Centerline To Flat

Between 0.338 inches and 0.342 inches

First Diameter From Head

Between 0.366 inches and 0.368 inches

Second Diameter From Head

Between 0.285 inches and 0.289 inches

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

0.220 inches

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

Between 2.700 inches and 2.740 inches

Thread Diameter

0.375 inches

Nonstandard Thread Pitch Diameter

+0.3455/+0.3474 inches

Thready Qty Per Inch (tpi)

Hardness Rating

26.0 rockwell c and 32.0 rockwell c

Externally Relieved Body Diameter Quantity

Material

Copper alloy 172

Thread Series Designator

Unf

NSN

5306-00-638-3810

Part Number

138657

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 138657 NSN 5306-00-638-3810

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:

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:

093460

UFC:

48930

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7415338550
SITC: 69433
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts