Model: 10990

Valve Seat

Special Features:

4 slots spaced 90 degrees apart on od 1/16 in. W by 1/32 in. Deep

Properties:

Overall Height

Between 0.209 inches and 0.219 inches

Body Outside Diameter

Between 1.050 inches and 1.060 inches

Body Inside Diameter

Between 0.498 inches and 0.503 inches

Seating Surface Shape

Angular

Criticality Code Justification

Zzzy

Material

Plastic acetal

Style Designator

Plain

Reference Number Differentiating Characteristics

Item that supports a level 1 or subsafe critical system that has undergone quality assurance during the acquisition process

NSN

4820-00-032-1130

Part Number

10990

Description

Seat,valve

CAGE

04034

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 10990 NSN 4820-00-032-1130

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:

2.0 X 2.0 X 2.0

Paclk Weight:

0.3000lbs

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