Model: 1881-128

Key Washer

Special Features:

Six 10-32 unf-3b thd holes located on per1pheral surface

Properties:

Hole Diameter

3.590 inches

Outside Diameter

4.120 inches

Internal Straight Key Width

Between 0.495 inches and 0.498 inches

Distance From Centerline To Top Of Internal Key

1.571 inches

Internal Key Quantity

Material Thickness

0.500 inches

Material

Steel uns k44220 or steel uns k44315

Material Specification

Mil-s-8844 cl 3 military specification all material responses

Surface Treatment Specification

Mil-p-23377 military specification 1st treatment response and fed-std-595 color 17875 federal standard 2nd treatment response and qq-c-320 federal specification 3rd treatment response and cpc 8225, 13002 mfr ref 4th treatment response

Style Designator

Key

NSN

5310-01-175-6077

Part Number

1881-128

Description

Washer,key

CAGE

13002

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part 1881-128 NSN 5310-01-175-6077

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01869

FIIG:

A022B0

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:

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:

097510

UFC:

55220

LTL:

65.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 7318220000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Washers other than lock washers, iron or steel