Model: BACB30GJ2B10

Machine Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.760 inches

Fastener Length

Between 0.740 inches and 0.760 inches

Head Style

Double hexagon w/hole

Head Height

0.330 inches

Width Between Flats

Between 0.304 inches and 0.313 inches

Extended Washer Diameter

0.438 inches

Extended Washer Thickness

Between 0.060 inches and 0.070 inches

Thread Diameter

0.250 inches

Features Provided

Finished head

Thready Qty Per Inch (tpi)

Hardness Rating

26.0 rockwell c and 32.0 rockwell c

Surface Finish

63.0 microinches bearing surface of head

Surface Finish

63.0 microinches threads

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 8740

Material Specification

Ams 6322 assn standard single material response

Surface Treatment

Oxide

Surface Treatment Specification

Ams 2485 assn standard single treatment response

Test Data Document

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

Thread Series Designator

Unjf

NSN

5306-00-903-8238

Part Number

BACB30GJ2B10

Description

Bolt,machine

CAGE

81205

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

Part BACB30GJ2B10 NSN 5306-00-903-8238

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01847

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