Model: 280977 ITEM 17

Valve Disk

Properties:

Outside Diameter

Between 0.458 inches and 0.459 inches

Tempurature Rating

Between 28.0 degrees fahrenheit and 165.0 degrees fahrenheit

Pressure Rating

6000.0 pounds per square inch

Criticality Code Justification

Zzzy

Material

Nickel alloy 400 or nickel alloy r-405

Material Specification

Qq-n-281, class a federal specification 1st material response or qq-n-281, class b federal specification 2nd material response

Media For Which Designed

Air or gas

Style Designator

Poppet

Reference Number Differentiating Characteristics

Quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

NSN

4820-01-341-4451

Part Number

280977 ITEM 17

Description

Disk,valve

CAGE

99657

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 280977 ITEM 17 NSN 4820-01-341-4451

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:

4.0 X 4.0 X 4.0

Paclk Weight:

2.0000lbs

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:

60.0

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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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