Model: 1640902

Tapping Screw

Properties:

Fastener Length

Between 20.70 millimeters and 22.00 millimeters

Head Style

Oval countersunk

Head Diameter

Between 5.81 millimeters and 6.30 millimeters

Internal Drive Style

Cross recess type ia

Features Provided

Casehardened

Nonmachine Thread Style

Dog type (type b or c)

Countersink Angle

Between 90.0 degrees and 92.0 degrees

Nonmachine Thread Diameter

3.5 millimeters

Material

Steel

Material Specification

Gm 6010-m fscm 11862 mfr ref single material response

Surface Treatment

Phosphate

Surface Treatment Specification

Gm 4435-m, code a fscm 11862 mfr ref single treatment response

NSN

5305-01-160-3945

Part Number

1640902

Description

Screw,tapping

CAGE

11862

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 1640902 NSN 5305-01-160-3945

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:

0.1000lbs

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:

713

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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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