Model: NF-7054 PC 633

Valve Seat

Properties:

Thread Class

3a single threaded portion

Thread Length

0.337 inches single threaded portion and 0.342 inches single threaded portion

Flange Diameter

Between 1.061 inches and 1.062 inches

Body Inside Diameter

0.250 inches

Flange Seat To Disk End Height

Between 0.470 inches and 0.475 inches

Under Flange Height

Between 0.337 inches and 0.342 inches

Seat Angle In Deg

7.500

Hardness Rating

28.0 rockwell c body and 34.0 rockwell c body

Hardness Rating

28.0 rockwell c face and 34.0 rockwell c face

Thread Size

0.625 inches single threaded portion

Seating Surface Shape

Angular

Material

Steel

Material Specification

Qq-s-763, class 420 federal specification single material response

Style Designator

Threaded flanged

Thread Series Designator

Unf single threaded portion

NSN

4820-00-976-4736

Part Number

NF-7054 PC 633

Description

Seat,valve

CAGE

30794

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 NF-7054 PC 633 NSN 4820-00-976-4736

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

576

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