Model: 228A1-0162

Assembled Washer Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.384 inches and 0.482 inches

Fastener Length

0.500 inches

Head Style

Hexagon

Head Height

Between 0.096 inches and 0.110 inches

Width Between Flats

Between 0.305 inches and 0.312 inches

Washer Quantity

Internal Drive Style

W/o internal drive

Thread Diameter

0.164 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 0.305 inches and 0.320 inches

Primary Washer Style

Flat external teeth

Primary Washer Material Thickness

Between 0.018 inches and 0.023 inches

Material

Steel

Material Specification

Sae assn standard all material responses

Surface Treatment

Cadmium or zinc

Surface Treatment Specification

Qq-p-416, type 1, cl 3 federal specification 1st treatment response or qq-z-325, type 1, cl 3 federal specification 2nd treatment response

Thread Series Designator

Unc

NSN

5305-00-042-3535

Part Number

228A1-0162

Description

Screw,assembled Washer

CAGE

10391

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

Part 228A1-0162 NSN 5305-00-042-3535

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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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