Model: 4643A

Expansion Plug

Properties:

Material

Steel

NSN

5340-00-362-8378

Part Number

4643A

Description

Plug,expansion

CAGE

1ML14

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 4643A NSN 5340-00-362-8378

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

03797

FIIG:

A538V0

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:

095190

UFC:

49790

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this expansion plug (NSN 5340-00-362-8378) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

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