Model: 249710-2506

Tapping Screw

Special Features:

Triangular shaped shank

Properties:

Fastener Length

0.375 inches

Head Style

Pan

Head Diameter

0.270 inches

Head Height

0.082 inches

Internal Drive Style

Cross recess type 1

Nonmachine Thread Style

Narrow flute (type e)

Nonmachine Thread Diameter

0.138 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 1022

Material Specification

66 federal standard single material response or aisi assn standard single material response or sae assn standard single material response

Material Specification

66 federal standard single material response or aisi assn standard single material response or sae assn standard single material response

Surface Treatment

Cadmium

NSN

5305-00-478-3180

Part Number

249710-2506

Description

Screw,tapping

CAGE

14028

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 249710-2506 NSN 5305-00-478-3180

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:

50.0

WCC:

713

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