Model: 215-78401-2

Internally Relieved Body Bolt

Properties:

Thread Class

Thread Length

0.395 inches

Fastener Length

Between 1.949 inches and 1.953 inches

Head Style

Round w/wrench flats

Head Diameter

1.000 inches

Head Height

0.120 inches

Width Between Flats

Between 0.740 inches and 0.750 inches

Shank Unthreaded Hole Diameter

0.106 inches first hole

Concentric Hole Depth

Between 1.430 inches and 1.460 inches

Concentric Hole Diameter

0.375 inches

Thread Diameter

0.500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

180000 pounds per square inch

Distance From Head Largest Bearing Surface To Shank Hole Center

1.830 inches first hole

Material

Steel comp 4340

Material Specification

Mil-s-5000 military specification single material response

Thread Series Designator

Unf

NSN

5306-00-078-3446

Part Number

215-78401-2

Description

Bolt,internally Relieved Body

CAGE

80378

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 215-78401-2 NSN 5306-00-078-3446

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