Model: 51171

Expansion Plug

Properties:

Radius

0.531 inches

Outside Diameter

Between 0.497 inches and 0.502 inches

Material Thickness

0.065 inches

Material

Steel

Surface Treatment

Cadmium

Style Designator

A4 concave

Style Designator

Concave

NSN

5340-00-119-6531

Part Number

51171

Description

Plug,expansion

CAGE

73030

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 51171 NSN 5340-00-119-6531

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:

063520

UFC:

49770

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Instruments/Radio

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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