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FSC 5133 | Countersinks: Hand And Machine Counterbores Drill Bits
AT445E-4-3/16

Model: AT445E-4-3/16

Countersink Cutter

Properties:

Pilot Diameter

0.188 inches

Shank Style

Externally threaded

Body Diameter

0.500 inches

Thread Diameter

0.250 inches

Cutting End Style

Straight flute blunt end

Flute Quantity

Features Provided

Integral pilot

Thread Quantity

28 per inch

Included Angle

100.0 degrees

Thread Series Designator

Unf

NSN

5133-01-397-3227

Part Number

AT445E-4-3/16

Description

Cutter,countersink

CAGE

00784

The detachable portion of a machine countersink which includes the cutting edge, having various size cutting angles and a special shank. The special shank is designed to accommodate a special holder. The cutter may have an integral pilot or be designed for an interchangeable pilot, which may or may not be included. For items with special holder included, use countersink.

Part AT445E-4-3/16 NSN 5133-01-397-3227

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05426

FIIG:

A188A0

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:

186620

UFC:

91810

LTL:

RATING VARIABLE

LCL:

WCC:

732

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8205100000
SITC: 69541
End Use: Photo, service industry machinery
NAICS: 332216
USDA: 1

Freight Class: Drilling, threading or tapping tools and parts thereof, base metal