Model: 845-2445100 PC. 12

Valve Seat

Properties:

Thread Class

3a single threaded portion

Thread Length

0.344 inches single threaded portion

Flange Diameter

Between 0.932 inches and 0.942 inches

Body Inside Diameter

Between 0.511 inches and 0.521 inches

Flange Seat To Disk End Height

0.117 mils and 0.127 centimeters

Under Flange Height

Between 0.311 inches and 0.321 inches

Seat Angle In Deg

45.000

Seal Accommodation Type

Grooved

Thready Qty Per Inch (tpi)

24 single threaded portion

Thread Size

0.766 inches single threaded portion

Seating Surface Shape

Angular

Criticality Code Justification

Zzzy

Material

Nickel alloy

Material Specification

Qq-n-281 federal specification single material response

Style Designator

Threaded flanged

Thread Series Designator

Uns single threaded portion

Reference Number Differentiating Characteristics

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

NSN

4820-01-259-0505

Part Number

845-2445100 PC. 12

Description

Seat,valve

CAGE

80064

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 845-2445100 PC. 12 NSN 4820-01-259-0505

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:

5.0 X 3.0 X 0.9

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:

100.0

WCC:

576

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