Model: 258850 ITEM 85 TORLON 4203L

Valve Seat

Properties:

Overall Height

0.259 inches

Body Outside Diameter

1.062 inches

Body Inside Diameter

0.562 inches

End Application

4820-01-259-1319, p/n 259089 assembly a; 4820-01-273-4722, ball valve, p/n 258850 asst d mod a-b plain

Seating Surface Shape

Radial

Part Name Assigned By Controlling Agency

Seat - 1-way seal 0-4500 psi w.P.

Material

Plastic

Material Specification

Torlon 4203l as mfgd by amoco chemical corporation mfr ref single material response or ultem 1000 as mfgd by general electric company mfr ref single material response

Style Designator

Plain

NSN

4820-01-573-7919

Part Number

258850 ITEM 85 TORLON 4203L

Description

Seat,valve

CAGE

43689

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 258850 ITEM 85 TORLON 4203L NSN 4820-01-573-7919

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:

044160

UFC:

23530

LTL:

70.0

LCL:

WCC:

573

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