Model: 451634

Assembled Washer Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.438 inches

Fastener Length

0.438 inches

Head Style

Fillister

Head Diameter

Between 0.292 inches and 0.313 inches

Head Height

Between 0.118 inches and 0.130 inches

Washer Quantity

Internal Drive Style

Slot

Thread Diameter

0.190 inches

Thready Qty Per Inch (tpi)

Primary Washer Style

Split helical ring

Primary Washer Material Thickness

0.040 inches

Material

Steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1211 or steel comp 1212 or steel comp 1213

Material Specification

Qq-s-633, comp 1010 to 1020 federal specification single material response

Surface Treatment

Cadmium

Thread Series Designator

Unf

NSN

5305-00-045-1634

Part Number

451634

Description

Screw,assembled Washer

CAGE

7X677

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

Part 451634 NSN 5305-00-045-1634

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:

50.0

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