Model: 20799B

Externally Relieved Body Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.563 inches

Fastener Length

4.610 inches

Head Style

Flat chamfer

Head Diameter

2.063 inches

Head Height

0.609 inches

First Diameter From Head

1.375 inches

Second Diameter From Head

1.500 inches

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

0.250 inches

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

3.047 inches

Thread Diameter

1.500 inches

Hole Quantity

Hole Type

Drilled

Hole Configuration Style

Square flats

Externally Relieved Body Diameter Quantity

Material

Steel comp 1020

Material Specification

Aisi assn standard single material response

Thread Series Designator

Unf

NSN

5306-00-213-1270

Part Number

20799B

Description

Bolt,externally Relieved Body

CAGE

00742

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 20799B NSN 5306-00-213-1270

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:

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