Model: 425544

Assembled Washer Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.419 inches and 0.500 inches

Fastener Length

Between 0.469 inches and 0.500 inches

Head Style

Dished hexagon

Head Height

Between 0.067 inches and 0.080 inches

Width Between Flats

Between 0.245 inches and 0.250 inches

Washer Quantity

Internal Drive Style

W/o internal drive

Thread Diameter

0.138 inches

Thready Qty Per Inch (tpi)

Hardness Rating

40.0 rockwell c primary washer and 50.0 rockwell c primary washer

Primary Washer Outside Diameter

Between 0.270 inches and 0.280 inches

Primary Washer Style

Flat external teeth

Primary Washer Material Thickness

0.016 inches

Material

Steel comp 1050 primary washer or steel comp 1566 primary washer

Material Specification

Sae assn standard 1st material response fastener

Material Specification

Sae assn standard 2nd material response primary washer

Surface Treatment

Cadmium fastener or zinc fastener

Surface Treatment

Cadmium primary washer or zinc primary washer

Thread Series Designator

Unf

NSN

5305-01-125-1181

Part Number

425544

Description

Screw,assembled Washer

CAGE

21450

Part 425544 NSN 5305-01-125-1181

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:

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

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