Model: 2554-073-302-S

Valve Seat

Properties:

Flange Diameter

0.906 inches

Body Outside Diameter

Between 0.819 inches and 0.824 inches

Body Inside Diameter

Between 0.685 inches and 0.700 inches

End Application

Nimitz class cvn

Flange Seat To Disk End Height

Between 0.353 inches and 0.363 inches

Under Flange Height

Between 0.252 inches and 0.262 inches

Seat Angle In Deg

7.000

Seating Surface Shape

Angular

Material

Steel comp 316

Style Designator

Plain flanged

NSN

4820-01-430-3864

Part Number

2554-073-302-S

Description

Seat,valve

CAGE

57574

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Part 2554-073-302-S NSN 4820-01-430-3864

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

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:

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:

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