Model: NMP-611

Valve Seat

Special Features:

Threaded portion height is .500-14; lugs to be machined out after assembly

Properties:

Overall Height

0.625 inches

Body Outside Diameter

4.938 inches

Body Inside Diameter

4.000 inches

End Application

4820-01-538-2850, relief valve; w/s cvn nr boundary area

Seating Surface Shape

Flat

Part Name Assigned By Controlling Agency

Seat ring

Material

Nickel alloy

Material Specification

Qq-n-286 federal specification single material response

Style Designator

Plain

NSN

4820-01-538-2868

Part Number

NMP-611

Description

Seat,valve

CAGE

15187

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 NMP-611 NSN 4820-01-538-2868

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:

736

TCC:

SHC:

ACC:

Engineer Supplies

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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