Model: 1881-213

Key Washer

Special Features:

Three wire holes countersunk 0.250 in. Diameter by 90 degrees both sides, internal key with round bottom surface, two coat of polyurethane enamel color white edge only

Properties:

Hole Diameter

Between 2.020 inches and 2.030 inches

Outside Diameter

2.875 inches

Internal Straight Key Width

Between 0.305 inches and 0.310 inches

Internal Key Quantity

Material Thickness

0.160 inches

Hardness Rating

Between 40.0 rockwell c and 43.0 rockwell c

Wire Hole Diameter

0.200 inches

Material

Steel comp 4140

Material Specification

Ams 6395 assn standard single material response or ams 6382 assn standard single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 1 federal specification single treatment response

NSN

5310-01-181-5046

Part Number

1881-213

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 1881-213 NSN 5310-01-181-5046

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:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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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