Model: 820-2178539-1

Valve Disk

Special Features:

Material is h-25 alloy under military c-24106

Properties:

Overall Height

0.906 inches

Shoulder Height

0.062 inches

Shoulder Width

0.130 inches

Seat Angle

Between 87.0 degrees and 57.0 degrees

Criticality Code Justification

Zzzy

Material

Nickel alloy 400

Material Specification

Mil-n-24106, alloy 400, h-25 military specification single material response

Style Designator

Plug

Reference Number Differentiating Characteristics

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

NSN

4820-01-143-3162

Part Number

820-2178539-1

Description

Disk,valve

CAGE

53711

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 820-2178539-1 NSN 4820-01-143-3162

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:

3.0 X 3.0 X 2.0

Paclk Weight:

0.3000lbs

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

100.0

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