Model: MS21126-4

Keyway Washer

Special Features:

4 keyways provided

Properties:

Hole Diameter

Between 0.255 inches and 0.265 inches

Outside Diameter

Between 0.490 inches and 0.510 inches

Internal Keyway Width

Between 0.100 inches and 0.120 inches

Distance From Centerline To Bottom Of Internal Keyway

Between 0.152 inches and 0.162 inches

Material Thickness

Between 0.181 inches and 0.191 inches

Material

Aluminum alloy 2014 or aluminum alloy 2017

Material

Aluminum alloy 2014 or aluminum alloy 2017

Material Specification

Ams 4028-t4 federal specification 1st material response or ams 4121-t4 federal specification 1st material response or ams 4118-t4 federal specification 2nd material response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625 federal specification single treatment response

Style Designator

Keyway

NSN

5310-00-792-4992

Part Number

MS21126-4

Description

Washer,keyway

CAGE

96906

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more notches. Excludes thrust type washers.

Part MS21126-4 NSN 5310-00-792-4992

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06158

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:

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:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7616108000
SITC: 69440
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Cotters, cotter-pins, washers and similar articles, of aluminum