Model: 3240977-3

Tapping Screw

Special Features:

Low carbon steel

Properties:

Fastener Length

60.0 millimeters

Head Style

Pan

Head Diameter

4.2 millimeters

Head Height

1.6 millimeters

Internal Drive Style

Cross recess type ii

End Application

Stinger missile night sight

Hardness Rating

33.0 rockwell c and 39.0 rockwell c

Nonmachine Thread Style

Blunt (type tt)

Nonmachine Thread Diameter

2.5 millimeters

Material

Steel

NSN

5305-01-406-0112

Part Number

3240977-3

Description

Screw,tapping

CAGE

96214

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

Part 3240977-3 NSN 5305-01-406-0112

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

41756

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:

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: 7318140000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Self-tapping screws of iron or steel