Model: 346-6018-00

Assembled Washer Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.465 inches

Fastener Length

0.500 inches

Head Style

Binding

Head Diameter

Between 0.256 inches and 0.285 inches

Head Height

Between 0.086 inches and 0.099 inches

Washer Quantity

Internal Drive Style

Recessed type i

Thread Diameter

0.138 inches

Thready Qty Per Inch (tpi)

Primary Washer Outside Diameter

Between 0.255 inches and 0.275 inches

Primary Washer Style

Flat external teeth

Primary Washer Material Thickness

0.035 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 430

Material Specification

Aisi assn standard single material response

Surface Treatment

Passivate

Thread Series Designator

Unc

NSN

5305-00-638-0835

Part Number

346-6018-00

Description

Screw,assembled Washer

CAGE

13499

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

Part 346-6018-00 NSN 5305-00-638-0835

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06660

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:

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

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment