Model: 42609A

Valve Seat

Properties:

Flange Diameter

Between 1.989 inches and 1.991 inches

Body Outside Diameter

Between 1.989 inches and 1.991 inches

Body Inside Diameter

Between 1.811 inches and 1.815 inches

Seat Angle In Deg

Between 42.000 and 48.000

Seal Accommodation Type

Sleeve

Seating Surface Shape

Angular

Material

Plastic polyamide

Material Specification

Zytel 101 per mil-p-17091, type 1 military specification single material response

Style Designator

Plain flanged

NSN

4810-01-057-6132

Part Number

42609A

Description

Seat,valve

CAGE

4U537

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 42609A NSN 4810-01-057-6132

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:

100.0

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