Model: 8988-18

Valve Disk

Special Features:

Item has steel insert 1/8 in. Thk by 4-1/4 in. Id by 6 in. Od

Properties:

Inside Diameter

4.000 inches

Outside Diameter

6.250 inches

Overall Height

0.375 inches

Material

Rubber synthetic

Style Designator

Plain

NSN

4820-00-580-6609

Part Number

8988-18

Description

Disk,valve

CAGE

04537

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

Part 8988-18 NSN 4820-00-580-6609

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

35224

FIIG:

A539Y0

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481909090
SITC: 74790
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi