Model: 320-4-45544-1

Internal Wrenching Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.710 inches

Fastener Length

2.340 inches

Head Style

Flat chamfer

Head Diameter

3.400 inches

Head Height

0.250 inches

Thread Diameter

2.500 inches

Distance Between Hole Centers

2.780 inches

Thready Qty Per Inch (tpi)

Chamfer Angle

30.0 degrees

Material

Aluminum alloy 6061

Material Specification

Qq-a-225/8 federal specification single material response

Thread Series Designator

NSN

5306-01-185-2836

Part Number

320-4-45544-1

Description

Bolt,internal Wrenching

CAGE

56221

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 320-4-45544-1 NSN 5306-01-185-2836

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06666

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:

1.0000lbs

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:

574

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7616106000
SITC: 69440
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Threaded fasteners of aluminum