Model: BB6273

Shoulder Bolt

Special Features:

Undercut between thread and shoulder 0.080 in. W

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.395 inches and 0.405 inches

Fastener Length

0.750 inches

Head Style

Hexagon

Head Height

0.375 inches

Width Between Flats

0.750 inches

Shoulder Diameter

0.493 inches first shoulder and 0.498 inches first shoulder

Shoulder Length

0.265 inches first shoulder and 0.275 inches first shoulder

Hole Diameter

0.125 inches

Thread Diameter

0.437 inches

Hole Quantity

Hole Type

Drilled

Thready Qty Per Inch (tpi)

Hardness Rating

241.0 brinell standard and 286.0 brinell standard

Hole Configuration Style

Hexagon flats

Shoulder Shape

Round first shoulder

Material

Steel comp 1035

Material Specification

Sae assn standard single material response

Thread Series Designator

Unc

NSN

5306-00-281-8299

Part Number

BB6273

Description

Bolt,shoulder

CAGE

56442

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.

Part BB6273 NSN 5306-00-281-8299

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04905

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:

0.8000lbs

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