Model: 556521-1

Machine Key

Properties:

Overall Length

0.468 inches

Overall Height

Between 0.230 inches and 0.238 inches

Overall Width

Between 0.123 inches and 0.124 inches

First Flat Length

0.244 inches

Flat Height

0.129 inches

Key Chamfer Length

0.062 inches

Starting Edge Shape

Chamfered

Key Chamfer Angle

45.0 degrees

Material

Aluminum alloy 2024

Material Specification

Qq-a-225/6, t6 federal specification single material response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-c-5541 military specification single treatment response

Style Designator

Stepped

NSN

5315-00-483-9568

Part Number

556521-1

Description

Key,machine

CAGE

17576

Part 556521-1 NSN 5315-00-483-9568

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

02378

FIIG:

A212A0

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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