Model: 12-524-58

Expansion Plug

Properties:

NSN

5340-00-575-8157

Part Number

12-524-58

Description

Plug,expansion

CAGE

78880

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

Part 12-524-58 NSN 5340-00-575-8157

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

03797

FIIG:

A538V0

Concept No.:

App. Key:

Cond. Code:

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Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

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CRITL:

Packaging & Shipping

Est. Pack Size

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OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

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Schedule B and Export

Schedule B: 8402900090
SITC: 71191
End Use: Industrial machines, other
NAICS: 332410
USDA: 1

Freight Class: Parts for steam or other vapor generating boilers and super-heated water boilers, except heat exchangers