Model: A51M42543-13

Internally Relieved Body Bolt

Description:

3a thread class, right-hand , 0.345 inches thread length, 2.187 inches fastener length, round w/wrench flats head style, 0.750 inches head diameter.

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.345 inches

Fastener Length

2.187 inches

Head Style

Round w/wrench flats

Head Diameter

0.750 inches

Head Height

0.063 inches

Width Between Flats

Between 0.552 inches and 0.562 inches

Shoulder Diameter

Between 0.4976 inches and 0.4981 inches

Shoulder Length

1.842 inches

Shank Unthreaded Hole Diameter

0.072 inches first hole and 0.077 inches first hole

Concentric Hole Depth

0.320 inches

Concentric Hole Diameter

Between 0.195 inches and 0.201 inches

Thread Diameter

0.312 inches

Thready Qty Per Inch (tpi)

Distance From Head Largest Bearing Surface To Shank Hole Center

2.062 inches first hole

Material

Steel

Surface Treatment

Cadmium

Style Designator

Concentric hole unthreaded

Thread Series Designator

Unjf

NSN

5306-00-006-0508

Part Number

A51M42543-13

Description

Bolt,internally Relieved Body

CAGE

26512

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

Part A51M42543-13 NSN 5306-00-006-0508

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06676

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: 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