Model: 491849

Externally Relieved Body Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.528 inches

Fastener Length

Between 0.710 inches and 0.730 inches

Head Style

Double hexagon w/hole

Head Height

Between 0.320 inches and 0.340 inches

Width Between Flats

Between 0.304 inches and 0.313 inches

Extended Washer Diameter

Between 0.428 inches and 0.448 inches

Extended Washer Thickness

Between 0.060 inches and 0.070 inches

Hole Diameter

0.062 inches

First Diameter From Head

Between 0.249 inches and 0.251 inches

Second Diameter From Head

Between 0.197 inches and 0.201 inches

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

Between 0.110 inches and 0.130 inches

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

Between 0.162 inches and 0.202 inches

Thread Diameter

0.250 inches

Hole Quantity

Hole Type

Drilled

Thready Qty Per Inch (tpi)

Hole Configuration Style

Hexagon longitudinal hole

Externally Relieved Body Diameter Quantity

Material

Nickel alloy

Material Specification

Ams 5708 assn standard single material response

Thread Series Designator

Unjf

NSN

5306-00-922-6433

Part Number

491849

Description

Bolt,externally Relieved Body

CAGE

77445

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 491849 NSN 5306-00-922-6433

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: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)