Model: 3987-5

Thread Cutting Tap

Special Features:

Twinsert

Properties:

Thread Pitch Diameters

+0.4212/+0.4217 inches

Thread Direction

Right-hand

Thread Length

1.438 inches

Width Across Flats

0.265 inches

Overall Length

3.156 inches

Flute Quantity

Thread Structure

Regular

Thread Forming Method

Ground

Starting Chamfer Type

Bottoming

Material And Location

Steel, high speed

Style Designator

Straight flute

Thread Size And Series/type Designator

0.312-18 unc

NSN

5136-00-935-4531

Part Number

3987-5

Description

Tap,thread Cutting

CAGE

5W060

An internal threading tool with longitudinally separated cutting edges designed to form specific threads.

Part 3987-5 NSN 5136-00-935-4531

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15218

FIIG:

A13600

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: 8207400000
SITC: 69564
End Use: Photo, service industry machinery
NAICS: 333515
USDA: 1

Freight Class: Tools for tapping or threading, parts thereof, of base metal