Model: 312864-1044-10

Valve Seat

Properties:

Flange Diameter

2.656 inches

Body Outside Diameter

Between 2.400 inches and 2.410 inches

Body Inside Diameter

2.094 inches

Flange Seat To Disk End Height

Between 0.260 inches and 0.264 inches

Under Flange Height

0.740 inches

Hardness Rating

250.0 brinell standard body and 285.0 brinell standard body

Hardness Rating

250.0 brinell standard face and 285.0 brinell standard face

Seating Surface Shape

Flat

Material

Steel body

Material Specification

Fed standard 66, aisi 410/sae 51410 federal standard single material response body

Style Designator

Plain flanged

NSN

4820-00-845-3104

Part Number

312864-1044-10

Description

Seat,valve

CAGE

17590

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 312864-1044-10 NSN 4820-00-845-3104

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:

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:

025680

UFC:

12170

LTL:

65.0

LCL:

WCC:

594

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