Model: 31390PC8

Valve Disk

Properties:

Inside Diameter

2.813 inches

Outside Diameter

4.187 inches

Overall Height

0.406 inches

Pressure Rating

250.0 pounds per square inch

Material

Rubber polyisoprene natural class nr or rubber isobutylene-isoprene class iir or rubber butadiene-styrene class sbr or rubber polysulfide class t or rubber butadiene-acrylonitrile class nbr or rubber chloroprene class cr or rubber silicone class q or rubber polyacrylate class acm

Material Specification

Stm d735, grade sb910abelf assn standard single material response

Media For Which Designed

Water, salt

Style Designator

Plain

NSN

4820-00-069-4991

Part Number

31390PC8

Description

Disk,valve

CAGE

86184

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 31390PC8 NSN 4820-00-069-4991

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.2000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

658

TCC:

SHC:

ACC:

Instruments/Radio

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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